Sort by
Relevancy

Free Stories

50%
SOUS LA DIRECTION DE MAMAN
Jaime n'avait jamais eu beaucoup de chance avec les filles du lycée. C'était venu et reparti, et maintenant il en profitait un l'été dernier avant de partir à l'université avec sa virginité intacte. Ce n'était pas vraiment sa faute, il n'était pas un crétin ou un crétin, c'est juste que la vie et la... Read full Story
Femboy 2021 2023-01-26 1,465 Stockings Teen (18+) Crossdresser Cumshot Fetish Blowjob Big Cock Lingerie Shemale and Girl domination Guy Fucks Shemale Sex Toys cum in mouth
100%
Two CD's the first time we meet.....
We are meeting for the first time since talking online. I want to dress for you gurl, I want to feel as you do, I want to be your slut, your slave of desire. My panties are a sheer white, my hard cock can be seen ever so pressing against them, I rub myself for you as you watch, drooling now. Hand... Read full Story
kelliecdgirl 2024-04-10 3,865 Stockings Crossdresser Cumshot Masturbation Fetish blonde Big Cock Lingerie pantyhose Frottage sissy femboy shemale + shemale
91%
My Seductive Secret (True Story)
During my childhood, me and my brother used to play with two other boys who were our neighbors every weekend. One day we decided to wrestle, and I took on the youngest one, (he was about 2 years younger than me, like my brother) and we wrestled in the shed while my bro and his bro (who was my age) w... Read full Story
Chickzdigmeyup 2019-06-18 14,048 Stockings Teen (18+) Small Tits Crossdresser Cumshot Outdoor Masturbation Bareback Fetish Blowjob Big Cock Lingerie domination Sex Toys Homemade cum in mouth
100%
Sissy Slut and Stepdads part 2
My mother kicked Frankie out and swore that he was the last loser she would ever date. She believed that we were still having sex, and she was right. Pure raw animal lust drove us, and It was even better when we sneaked and got. That nervous adrenaline mixed with my passion and made me super horny a... Read full Story
Regina10 2021-02-15 4,096 Teen (18+) Crossdresser Big Tits Cumshot Masturbation Fetish Blowjob Big Cock Lingerie Guy Fucks Shemale Homemade Ass to Mouth
100%
The Big Tiddy Goth Girl
Hannah and I went to the pool in my apartment complex. This was my first time dressed as female in public and I was loving my new, feminine tan lines. To keep a long story short, while tanning we were perv'd on and approached by a guy calling himself Mark. He was desperate for our attention and fumb... Read full Story
KaceyKlarissa 2024-02-23 4,822 Crossdresser Big Tits Cumshot Masturbation threesome Big Cock Shemale and Girl small cock big ass sissy femboy cum on tits goth
80%
Getting Fucked by Sasquatch
Bill was about to show up, I had known him from a chat room for years now. I was in his town for work and we had set up this date so we could finally meet each other. I heard a hard knock at the door and when I swung it open, I just stood there in awe. It wasn’t the big beard or really long hair tha... Read full Story
pennypenny 2020-08-21 5,978 Crossdresser Bareback Creampie Fetish Blowjob Big Cock redhead domination Guy Fucks Shemale pov Ass to Mouth cum in mouth
50%
La pistola NEGRA del Tío, entre Las Bragas de Mi Tía LA PUTONA
Aaayyy.. Yo sabía que la Tía había sido Flor de PUTONA.. pero, jamás me imaginé que me iba a tocar a mí 'hacerme cargo de sus cosas'.. su 'herencia'.. la casa ya vieja, por reordenar destinar y.. LAS COSAS que una descubre ya con los años! Todo estaba igual, pero HORRIBLEMENTE ARRUINADO.. más, e... Read full Story
Ari Riè 2021-06-03 2,117 Teen (18+) Small Tits Crossdresser Latina Bareback Shemale Fucks Guy Fetish blonde Big Cock Uniform Lingerie domination Premium HD
50%
LE PROGRAMME D'ÉCHANGE SISSY ⚧️ ⚧️
Kristy a travaillé pour Le Matriarcat. Cela semblait plus officiel que ça ne l'était vraiment. Comme si c'était un "Nouvel Ordre Mondial". C'était en fait un club dirigé par des femmes spécialisées dans certains services que les hommes paient grassement. Cela pourrait être appelé prostitution selon ... Read full Story
Femboy 2021 2023-03-25 1,146 Teen (18+) Cumshot Big Cock gangbang Interracial Sex Toys gloryhole cum in mouth femination forcé poule mouillé Maitress bdsm poule mouillé
76%
Porn Princess
They say if you are going on a journey of revenge, to dig 2 graves, one for your enemy and one for yourself. I thought I understood the meaning of that saying, but never so much as right now. My name is Dan, and at the age of 21, I had been working for nearly 2 years as a production manager for ... Read full Story
shemale lover 2012-09-02 23,958 Cumshot Blowjob fuck fingering big boobs
66%
Samantha sissy TGTF
Theme and genre of the story: The genre is about gender bender, futanari, gay, physical transformations of the body, magic and biology, the kink in particular that must excite in the story is the perversion of the transformation of the body and mind through a magical element that manipulates biol... Read full Story
Samantha sissy world 2022-09-20 4,629 Teen (18+) Crossdresser Big Tits transformation transgender feminization pov sissification Cartoon magic Gender Bender
100%
My first made me a femboy (2/3)
I'm sure it was something that was going to turn me on before it started but the first man I was ever with had his own desires for me. I had no idea all the places it would go but I loved all of it. My best friend moved into an apartment building in a quieter side of the city we grew up in. She h... Read full Story
boytoypdx16 2024-07-03 1,287 femboy teen (18+)
85%
BANGING AROUND BANGKOK
BANGING AROUND BANGKOK: THE AMOROUS ADVENTURES OF CAITLIN "MEOW" MORRISON after living and working in Thailand/SE Asia for many years i decided to write an erotic story based on some of the people i have known, venues and places i have been, and the P4P night-scene where i spent way too much... Read full Story
bkkldby 2019-06-17 14,100 first time Teen (18+) Amateur Group Sex Big Tits Cumshot Outdoor Bareback Blowjob Big Cock Asian lesbian public place
100%
A Perfect Pandemic: A Transsexual Transition in a Troubled Time
A Perfect Pandemic A Transsexual Transition in a Troubled Time A Novelette by Alexandra Rios Text Copyright Reserved © August, 2021 Dedication Transgender Day of Remembrance is a solemn occasion. I am offering “A Perfect Pandemic” for free as an antidote to the fear, phobia, discrimination, d... Read full Story
the greatest liar 2021-11-16 5,141 Teen (18+) Crossdresser Group Sex Big Tits Bareback Creampie Big Cock gangbang domination Guy Fucks Shemale Interracial double anal webcams
91%
HOW MY AUNT AND SISSY NEPHEW CHANGED MY LIFE FOREVER! (fictional
It was the very first night of my month long North Carolina July summer vacation stay when my Aunt Meg suddenly entered the bedroom that I was temporarily sharing with my younger cousin Rudy. Being so openly effeminine in his body language,voice and looks, I had already planted such dirty thoughts ... Read full Story
CDDIXIE4U 2019-01-08 33,784 Teen (18+) Crossdresser Cumshot Masturbation Bareback Shemale Fucks Guy Fetish Blowjob Big Cock Ladyboy Lingerie domination Homemade Compilation cum in mouth shemale + shemale
50%
lust of a sex-agenarian nana-pops
Frenzied lust of a sex-agenarian nana-pops; between dream and reality I had never fantasized of a manly man, even after offering my virginity; to a fabulous sissy. Before my new Era, my fantasy preferences were always with glabrous he-she’s, same about my relationships after… BUT BUT BUT… My last t... Read full Story
hippocampus_171 2023-07-09 4,698 anal Small Tits Amateur Group Sex Masturbation Guy Fucks Shemale Sex Toys Mature small cock big ass sissy femboy
50%
The Chronicles of Drodge Mallea
Drodge awoke feeling fuzzy headed and stiff. Actually, "awoke" wasn't quite right -- "came to was more like it. She sat up in the lavishly furnished boudoir, stretching her athletic 6-foot frame as she did. Running a hand though her short, thick copper locks, she slipped out of the... Read full Story
shemale lover 2011-10-24 3,020 Cumshot shemale Big Cock
100%
Sissy Femboy Chrissy in Drag at the Club
"Can you wear a dress tonight?" "I can't crossdress in public, I'm not 'out' and don't want to be seen that way." "That's okay. We're going to a gay-only club that has a drag queen show tonight, so you'd fit right in." "Cool, but I'll have to change when we get there." "Awesome! See you tonight!... Read full Story
Chrissy Tunnell 2022-02-03 5,042 Crossdresser Amateur Bareback Shemale Fucks Guy Fetish Blowjob Ladyboy Lingerie domination Guy Fucks Shemale Mature Homemade cum in mouth
16%
Current Fantasy
I really wanna get fucked for the first time and my dream way of doing it, always wanted to do a porn. The dream is that I go there and get done up in such a way, I am unrecognizable, just looking the best. Have a tranny come in and do my make up, the way she likes it and gives me a preview of what ... Read full Story
martley 2023-06-30 5,254 anal Amateur Group Sex Cumshot Fetish Big Cock Lingerie big ass Homemade femboy shemale fucks shemale cum in mouth
91%
Southern Hospitality Ch. 02
XtinaSmith2017 Laura felt herself lifted lazily from the arms of sleep, her body relaxed and floating on a small cloud of pleasure, her mind filled with images, sensations, not pulled from whatever dream she had just been having but instead, memories, memories from the night before. Memories of... Read full Story
Gwapo67 2022-05-16 4,626 Bareback Creampie Shemale Fucks Guy Big Cock Mature
82%
Bikini Boy
I was the boy my father had hoped for after 3 daughters before me. Life in our suburban middle class two-story house was as normal as anyone else's. My dad was a loving father bringing me up and doing the things a father likes to do with his son – baseball, fishing, camping, working the garage... Read full Story
shemale lover 2012-06-12 15,427 Cumshot Fetish oral sex crossdressing
88%
My first time as a Femboy CD pt 2
David ordered me to dance for him and I hurriedly got off the floor and walked over to the radio and turned it on. I changed the station from an alternative rock station to a top 40 one, which was better for dancing. After I selected the station I moved to the center of the room and started to dan... Read full Story
Nicole_femboyCD 2014-12-03 21,051 anal Crossdresser Cumshot Blowjob rimming cd
84%
First Time: How I Love Cock
The first time I ever sucked a dick was when I was around 12 years old. I was at a sleep over with a friend. We were camped out in his backyard in a tent and he started things out tentatively by asking about my luck with the ladies, which was non-existent. Then he suggested that since neither of us ... Read full Story
wickeddogg 2019-12-11 33,765 Teen (18+) Cumshot Bareback Blowjob cum in mouth
100%
Diary of a Sissy
Dear Diary, This time I fucked it up for good... I am completely lost in the viscous cycle of sissy hypnosis. My beta girl nature was starving to be controlled by superior men. The desire to be owned was so intense that made me do something I have never done before in my whole life.. this time I ... Read full Story
KittyHot 2023-12-21 7,256 Amateur Cumshot Fetish domination climax sissy chastity cage sissification master daddy teen (18+) mental domination
100%
Edging lessons for Hannah
Hannah and I began spending our weekends together. She didn't have a job and I was always free those days so every Friday or Saturday night became sleep over night where we could be two 18 year old sissies, doing each others makeup, playing dress up and sharing our deepest desires. Now that our rela... Read full Story
KaceyKlarissa 2024-01-25 3,746 Crossdresser Amateur Cumshot Masturbation Fetish Big Cock kissing Homemade sissy romantic cum swap edging teen (18+)
50%
The first requirement of a deal with Dominatrix Persephone.e
There was a number of requirements before I even consider'd fucking that sissy ass, firstly, I expected dedication to be shown and to prove that the sissy could obey my orders, after a trial period, then I consider to force my big dick down the throat of the that sissy, and then fuck brutally and ex... Read full Story
Dominatrix Persephone 2024-06-21 1,286 anal solo Cumshot Masturbation Shemale Fucks Guy Big Cock Shemale and Girl domination Mature sissy shemale fucks shemale teen (18+)
100%
Fender Bender
It was the first week of June and school was out for the summer, I was 18 and had just finished my Senior year. One night while we were eating dinner, My Mom and Step dad informed me that they were going away for a week. When they got married they did not go on a honeymoon so they wanted to take one... Read full Story
shemale lover 2012-07-26 8,374 Teen (18+) Fetish crossdressing
96%
Fucking A Cute Asian CD
I've always wanted to fuck a cute young tranny. I love their femininity - those gorgeous gurl bodies and the way they are into the lifestyle. Such a turn-on. I pulled my cock out of my boy Kevin the other night and the two of us collapsed in a heap, satisfied with what we'd just done. As we lay in... Read full Story
shemale lover 2014-01-29 9,062 Cumshot suck Asian jerking oral fingering
76%
Nylon teasers
They came into the video store where I worked as a clerk. Almost every day. Teasers. Both of them. What made it both great and terrible for me was that it fed my deepest fetish -- stockings -- as it denied me any fulfillment other than frequent and frantic "self-gratification."... Read full Story
shemale lover 2012-01-30 9,912 Stockings Big Tits fucking foot fetish
100%
A Visit To an Adult Store
I remember how jealous my older sister always got when I was little and my mother would brush my straight, thick blond hair. "You should have been a girl, Robin," Sis would say, shaking her frizzy, dirty-blond locks. It bothered me because I was not a girl. I was a boy. Mom would sig... Read full Story
shemale lover 2012-07-19 7,497 Fetish dildo Sex Toys fantasies
100%
Amy and the Straight Jocks PT1
Only a couple close friends knew for sure and most others knew it as just a rumor. Amy dressed and lived life as a girl like she had since the start of high school when she moved from a new town. The jocks would laugh and whisper to each other when she walked by debating if the rumors were true. Co... Read full Story
DADDY4sluts 2022-08-09 3,873 Teen (18+) Cumshot Bareback Creampie Blowjob Guy Fucks Shemale cum in mouth
84%
Becoming Zoe
My soon to be wife Annie had taken a job out of town and I only saw her every two weeks or so. I was so missing her. She and I had become long distance lovers. She was scheduled for a flight home on Friday night. I was going to pick up her son Zakk from his dorm and the two of us were going to p... Read full Story
Zöe from Kingston 2018-08-09 9,191 Stockings Teen (18+) Crossdresser Cumshot Bareback Blowjob blonde Big Cock Lingerie Mature cum in mouth
60%
The Clinic
I got out of my cab and looked up at the Clinic. It was a small, nondescript hospital. I was still pretty nervous about this treatment since I wasn't even sure of the details. But it was either this or go under the knife. This problem had to be dealt with. I picked up my bag and went into the lobby.... Read full Story
shemale lover 2012-05-02 5,893 Cumshot Big Cock jerking off oral sex cum swallowing
60%
A Sissy Boy is Made
By any measuring stick Greg Martin was a wimp, and a very submissive wimp at that. His wife of 14 years, Jaclyn, had discovered this even before the two of them were married. Actually, Jaclyn wouldn't have taken a second look at Greg, as most women didn't, had it not been for his submissive nature. ... Read full Story
shemale lover 2012-06-15 8,445 Cumshot oral sex sissy
66%
My girlish desires
My girlish desires, I am happy to spend my weekend at home to live my life as a woman. I apply a depilatory cream to my body, which I leave to act for a few minutes before going in the shower. I take this opportunity to do an enema to avoid unpleasant surprises during my girl games. Then, using ... Read full Story
sandratvtg 2023-01-19 3,986 Stockings solo Cumshot Creampie Fetish Big Cock Lingerie Sex Toys
100%
David to Dee
"Dave," she purred, "you know you can tell me anything. Surely you know you can trust me not to judge you by your fantasies." He was squirming under her touch, his eyes tightly shut, trying to avoid telling her his deepest secrets on the one hand, and on the other, hoping beyo... Read full Story
shemale lover 2012-07-29 12,515 Cumshot Masturbation oral sex
92%
MY Party Favor Fantasy
My Party Favor Fantasy A fictional story built around an old fantasy of mine I ran a notice on one of those sex sites that said” Help me fulfill my fantasy and I bet we take care of some of yours also. Hi there, I am Penny and I am a total bottom trans w... Read full Story
pennypenny 2019-01-08 7,261 Stockings Crossdresser Group Sex Cumshot Masturbation Bareback Creampie Fetish threesome Blowjob Big Cock gangbang Lingerie redhead domination Guy Fucks Shemale Sex Toys Ass to Mouth cum in mouth double anal
94%
My first time crossdressing with a man
It was Christmas night 2016 and I had gone out to the bar with a few friends. Came home a little tipsy and very horny! I rushed to my room, took off all my clothes and put on a very sexy, slutty outfit (black lace thong with matching bra, a blue sweater, black mini-skirt, and black knee high boots) ... Read full Story
Betty D 2021-01-18 8,455 first time Crossdresser Amateur Cumshot Fetish Blowjob Mature Homemade mini skirt small cocks black panties obese
100%
Karen, My School Teacher Part 4
Meeting my other teacher By FoxyHosed Next morning as I woke up, I jumped in my clothes and got myself a coffee, and went to school. I got in 15 minutes early because I didn't want to run into Karen. As I entered the door to the school, I saw some of my classmates. I thought the coast was clea... Read full Story
FoxyHosed 2021-02-17 7,809 Crossdresser Cumshot Masturbation Fetish Blowjob Big Cock redhead pantyhose feet toes legs cock ass pantyhose legs
100%
From accidental trans porn addiction to a cum filled booty
One night when I was around 30 or so I was watching some porn, nothing unusual for a guy like me, aka a sex addict. Sex addiction is great if you’re Tiger Woods and swimming in poon, but for guys like me - regular, awkward, slightly handsome in a very boyish way, weirdos — it’s not that fun. We... Read full Story
CDJaneBooty 2022-04-01 10,033 first time Crossdresser Amateur Cumshot Bareback Creampie Blowjob Big Cock gay Homemade Ass to Mouth curious first time with a man
100%
Hung Trans Lesbians Fuck Two Ladyboys
Note 1: If you like Transsexuals, Trans Lesbians, Asian Ladyboys, Big Cocks, Extreme Cock Sucking, Anal Fucking, Anal Fisting, Semen Swallowing, Role Play, Orgies, BDSM, Cock Sounding and Foot Fetish this story is for you. Note 2: All the characters are over 21. The names are fictitious, but some... Read full Story
darrell 2022-01-03 4,333 Group Sex Big Tits Cumshot Bareback Fetish Blowjob Big Cock Asian Ladyboy Sex Toys Mature cum in mouth shemale + shemale
75%
Backseat T-Girls
A few months ago I had another one of those hot encounters that only adult film stars/models such as myself seem to have. It was one of those spontaneous, animalistic, “got-to-have-it-now” type encounters. For those of you who do not know me I am a transgender (male to female) adult v... Read full Story
shemale lover 2012-02-09 3,060 Cumshot suck Big Cock fuck
100%
A Discovery
The booze and caffiene had turned from a warm buzz into a slightly annoying headache in Miles' psyche. He watched as his live-in girlfriend Mary danced and ground against a tall blonde that could have been her younger sister. Club Inferno was at the point of orgasmic rush when the standing room only... Read full Story
shemale lover 2012-04-29 4,194 Cumshot shemale Big Cock oral sex
90%
Big Daddy
BASED ON ACTUAL EVENTS As is the case with most hard drug users, you start off small and end up making your way up. Since I was 15 I had been smoking weed. One of my friends had introduced me to some other drugs like meth or coke a few years later. The weed was still a big influence but it all se... Read full Story
shemale lover 2012-06-09 6,008 Crossdresser Cumshot Fetish oral sex
100%
A Ski Bunny is Born Chapter 2
My first real man. Hugs and kisses to everyone who contacted Kim and I expressing how much you enjoyed our first episode. This is the second part of our life story so far, and is the first follow up to 'A New Ski Bunny is born'. It recalls the first time that Kim and I included guys in our ... Read full Story
shemale lover 2012-06-21 4,893 anal sex Cumshot oral sex rimjob
100%
Fantasy to Reality
I faded in and out of consciousness. My body was numb and I waded through a sea of words and images that filled my mind, struggling to focus on anything specific. Slowly I began to wake but my eyes did not open and my body remained numb. I searched for my memory, I knew it was there but I couldn'... Read full Story
shemale lover 2012-07-02 4,145 Cumshot Fetish deepthroating crossdressing
100%
Bobbi from Tennessee
Six months ago ... "I'm leaving now, Bob," Sue called out as she left. "I'll be back in a couple hours." Bob waited until he heard the garage door close before going to their bedroom. He looked through Sue's underwear drawer before deciding on a sexy pair from Victoria Secr... Read full Story
shemale lover 2012-07-22 3,819 Cumshot Fetish oral sex
100%
Blossoming Shemale
My name was James. It was, before everything that happened, anyway. I'd come from pretty good stock, as the snooty, upper class would likely say. I guess I still did, although it would take a DNA test to prove it now, and to be honest, I didn't really have the desire. That was all before. I have to ... Read full Story
shemale lover 2012-08-01 5,009 Cumshot shemale Big Cock oral sex
100%
T Is for Teresa
Transgender-themed stories which I hope will be of interest to those who like women, or would like to be a woman. Which includes me! It was when I was still living at home, or at least staying there in the college holidays, that Mum came home and found me and Jack Horton lying on the living room ... Read full Story
shemale lover 2012-08-28 6,270 Crossdresser Cumshot Fetish Blowjob
100%
Girly
It was cold. I was running fast so that I could not get too wet by the falling rain. The streets were quiet, because everyone was inside. It was twenty minutes before midnight. I was nervous. It would be my first time I'd have sex with anyone other than a woman. I love women. I'm in love with them. ... Read full Story
shemale lover 2012-09-11 4,398 Small Tits Cumshot fingering oral sex rimming foot fetish
66%
Dirty Business Trip
Chapter 1: The Transsexual Hotel Encounter "Yes, I am checking in," I said, putting my credit card on the desk. The woman behind the desk took the card and looked at the name. She was about 5 feet 10 inches tall with dark black hair and brown eyes. Her skin was beautifully tanned and he... Read full Story
shemale lover 2012-09-26 12,822 Group Sex Cumshot shemale oral
100%
When Finally We Meet
Dear John: This is the last e-mail you will receive from me before we meet. You had read my previous story, "Visit to an adult store," in which I had my first gay experience with a much older and stronger man and was forced to wear a sexy, off-the-shoulder, bare-midriff harem outfit wh... Read full Story
shemale lover 2012-12-07 3,457 anal Crossdresser Cumshot Fetish
100%
I Give Up
The following story is the first of four parts of a tale that explores the theme of transformation. It is thematically similar others that I have submitted but has a larger narrative arc. I hope you enjoy reading the first portion, Act One & Two. I continue to work on better editing and someone h... Read full Story
ASSEaster5678 2018-09-14 9,091 Cumshot Bareback Shemale Fucks Guy Big Cock Ladyboy
91%
Masturbation fantasies: Amanda, queen of the peep show
A guy visits a peep show with unexpected results. As he gets to watch a girl with something special, he discovers his hidden desires. This story contains: peep show – voyeur – gloryhole - fake tits – group masturbation – male masturbation – shemale – frottage - titfucking When William finall... Read full Story
ThatEroticWriter 2019-07-24 8,463 Big Tits Cumshot Masturbation Uniform Frottage
100%
Horny Writing A Strange Habit
I enjoy watching videos which I can Vicariously live. This is nothing more than my horny hobby, an amalgamation of various thoughts. My form of hands free edging. Spell checked only, "No I haven't proof read a first draft, not trying to publish masterful works here." Hope to hear from those w... Read full Story
Araina 2021-03-08 2,736 Crossdresser Amateur Big Tits Cumshot Bareback Fetish Blowjob Big Cock Guy Fucks Shemale Frottage Homemade Ass to Mouth cum in mouth
93%
MILF Alessia Travestita finds a bottom boy
I was several days into a cruise to New Zealand and Australia with my wife. This morning my wife went on an excursion that I had no interest in, so I had the cabin to myself. I hadn't had any sex with my wife in the last 3 days due to the activities such as the various jaunts to Auckland and the sur... Read full Story
darrell 2023-08-13 6,154 anal Cumshot Shemale Fucks Guy Fetish blonde Big Cock domination Mature deep throat cum in mouth sandals
100%
A Series of Perverse Dreams, Part 2
Three or four days had passed since my torrid alley way dream. Hannah had recently come over to share a few glasses of wine and a steamy fuck session in the shower. She had definitely embraced the ways of edging I had shown her because when she came in my mouth I could barely contain the massive amo... Read full Story
KaceyKlarissa 2024-02-29 4,418 Crossdresser Big Tits Cumshot Bareback Fetish Blowjob blonde Big Cock big ass Futanari bukkake sissy cum in mouth