Sort by
Relevancy

Free Stories

50%
Pa-mie sex-agénaire
Luxure frénétique d’une pa-mie sex-agénaire; entre rêve et réalité Je n’avais jamais fantasmé de mec viril, même après avoir offert ma virginité; mais à une fabuleuse sissy. Avant mon Ѐre, mes préférences de fantasmes étaient toujours avec des lui-femme glabres, idem concernant mes relations d’aprè... Read full Story
hippocampus_171 2023-07-09 848 anal Amateur Group Sex Guy Fucks Shemale Sex Toys Mature small cock big ass sissy femboy Ass to Mouth
50%
Rassemblement d'alumni pas comme les autres;
Un rassemblement d'alumni pas comme les autres; 'Mer/Sable/Soleil' et pourquoi pas 'Sex' dans un club de vancance; nous nous sommes rassemblés pour fêter les 40 ans de notre 1ère rencontre en fac. La seule règle était de venir sans compagne pour revivre nos jours de 'frosh'. avec les ca... Read full Story
hippocampus_171 2024-06-13 94 anal Amateur Masturbation Sex Toys Mature small cock big ass Ass to Mouth cum in mouth
50%
An alumni gathering like no other; 2/2
... I opened my eyes, sobered up from the alcohol and my lust. Simo had already left. I had to get ready for the party, and I had to do it like a man! BUT, slut that I am, to make my breasts more prominent under my dark purple tank top, I tightened a transparent strap around my waist. You never kno... Read full Story
hippocampus_171 2024-06-16 1,440 anal Amateur Creampie Blowjob Sex Toys Mature small cock big ass cum in mouth
72%
Wie sich schlagartig mein Sex Leben änderte... Teil 1
ich war nun schon einige Zeit heimlicher Crossdresser. Nie wurde ich von meiner Freundin erwischt, auch wenn es manchmal wirklich knapp war! Ich hatte ein sicheres Versteck für meine schönen Sachen und meine Sextoys und konnte hin und wieder meine geheime Neigung ausleben wenn sie nicht da war.Trotz... Read full Story
Holly Swallow 2019-03-20 7,789 Stockings Small Tits Crossdresser Amateur Group Sex Cumshot Fetish threesome Blowjob blonde gangbang domination Interracial Sex Toys humiliation Homemade sissy girlfriend chastity cage Ass to Mouth cum in mouth chastity sissy amateur crossdresser fendom
50%
The BIG COCK that I will eat.
ENGLISH: Hello friends. In the link below, you can see the tranny cock that will fuck me in the days to come. I saw her advertised on the internet, I picked up the phone and called, I will see her when her clinical tests are negative for sexually transmitted diseases, because I will surely swallow... Read full Story
cuchillo 2020-09-18 7,703 Amateur Cumshot Latina Shemale Fucks Guy Blowjob Big Cock Homemade cum in mouth brunette ts swallow cum
100%
TO BE OR NOT TO BE – PART 6
TO BE OR NOT TO BE – PART 6 by Spanky de Bautumn Part 5. Sunny and Antonio got frisky at the bar, Sunny moved in with Mel and Shari, and opening night was a success The only other dress that I brought was one that I hoped I would get a chance to wear but didn't think I would. It was a black ... Read full Story
SpankydeBautumn 2021-02-26 2,449 Crossdresser Cumshot Masturbation Bareback Creampie Blowjob Big Cock Lingerie Guy Fucks Shemale cum in mouth
100%
sex-agenarian's onanic lust
An onanic lust of a sex-agenarian that I am; I'M IN BIG HEAT; it's the season of bodily reunions in nature... I'm like an elephant(e) waiting to be satisfied. My cloaca is starting to titillate at the mere sight (look hah!) of a guy's swollen crotch on the street... I activated all my sensors to sa... Read full Story
hippocampus_171 2024-03-09 4,193 anal solo Amateur Masturbation Creampie Sex Toys Mature small cock
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 12,529 Cumshot Masturbation oral sex
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 4,713 anal Small Tits Amateur Group Sex Masturbation Guy Fucks Shemale Sex Toys Mature small cock big ass sissy femboy
50%
Clinton
"How many inches?" she asked. "Twelve," he said. "Really?" "Really." "If you're lying, you're just wasting your time." And mine, she thought. "I'm not." "Okay, then. It's a date." Tiffany hoped the jerk was te... Read full Story
shemale lover 2011-09-19 10,684 Big Cock cunt anus
81%
My first time getting a big cock in my ass
I got talking with a relatively local guy, much older than us, but had a thick 8.5" uncut cock, which was perfect for what I wanted to watch enter my Mrs. Our messages went something like this... Me "Did you want to meet up first?" Him "If you want" Me "We'll chat about a plan, then I'll... Read full Story
BalkanLoco91Ri 2019-08-26 7,621 Amateur Cumshot Bareback Creampie Blowjob Big Cock Homemade pov Ass to Mouth
100%
A Fetish Doll For Mommy
There is a very old saying," Be careful what you wish for because you might just get it." My fathers name had been James Bradley. He had been a CEO of a top Wall Street investment firm. My father didn't climb to the top by being a good guy. He was a total prick who would stab anyone he had... Read full Story
shemale lover 2011-11-13 11,665 Fetish crossdressing erotic encounters
100%
A Night to Remember
I have always had a strong fetish for stockings, garters, sheer panties, heels and other sexy lingerie. I've always required my women to dress this way for me. Even when I walk through the lingerie section in a department store or Fredrick's and I can't help but want to look at the panties and stock... Read full Story
shemale lover 2012-04-26 4,107 anal Fetish oral fingering domination Sex Toys
100%
Big Surpise In Small Package
It was a Friday night and I was extremely horny and just my luck my girlfriend was out of town, but I wasn't horny for her I was craving cock. I knew I was bi for a long time and loved to have a nice hard cock to play with every once in awhile. So I decide to call my girlfriend to tell her I was goi... Read full Story
shemale lover 2012-06-11 4,306 anal Group Sex Cumshot Blowjob
80%
Group Sex
Jan and I have been together now about 4 years but known each other since High School. We are both in our early fifties. We had met a transgendered girl (Gabby) about a year ago and we get together about once a month and enjoy each other’s company, going out playing and having intimacy together. Gab... Read full Story
Jon Paul 2021-04-19 3,193 Group Sex Cumshot Bareback Creampie Shemale and Girl Guy Fucks Shemale cum in mouth
100%
My Love Letter To Joanna Jet
I await my goddess on my knees, my heart pounding in my chest as I hear the sound of your footsteps outside my door. You knock and I spring to my feet, opening the door. You enter, pushing me aside and closing the door behind you. You are radiant, tall and curvy, with long black hair, smooth cara... Read full Story
TgirlLover4Life18 2022-04-12 2,278 Big Tits Cumshot Bareback Creampie Shemale Fucks Guy blonde Big Cock Lingerie Mature Ass to Mouth
57%
Black Cock & Birthday Presents Chapter 3
I raced upstairs but had to come back for my things. Darrell and Angela laughed about how he'd fucked me silly. "Take your time, girl," Darrell said. "I want you all dolled up in case I need some later." As I showered and touched up all the places not fully hair free from m... Read full Story
shemale lover 2012-06-26 2,665 anal Cumshot Sex Toys crossdressing riding
100%
David to Dee Chapter 2
His nipples had grown considerably over the last two months. Gina had been putting those little nipple suckers on him twice a day. Dave wouldn't be going to the gym anymore. Well, it had been a long time since he'd gone to the gym, anyway. Since Gina had had him shave his entire body, last spring... Read full Story
shemale lover 2012-07-30 5,782 anal sex Cumshot oral sex rimjob
100%
Vegas Honeymoon to Remember
I had dated my wife (Carmen) for about 6 months before we decided to Marry. One evening we were soaking in the Jacuzzi together and drinking wine. She always wants to try different things, which makes our sex life wonderful. Carmen asked me if I ever had any fantasies. I said I guess like most me... Read full Story
Jon Paul 2018-05-30 20,416 Group Sex Cumshot Bareback threesome Ladyboy Shemale and Girl
100%
TO BE OR NOT TO BE – PART 6
TO BE OR NOT TO BE – PART 6 by Spanky de Bautumn Part 5. Sunny and Antonio got frisky at the bar, Sunny moved in with Mel and Shari, and opening night was a success The only other dress that I brought was one that I hoped I would get a chance to wear but didn't think I would. It was a black ... Read full Story
SpankydeBautumn 2021-02-26 2,455 Stockings Small Tits Crossdresser Cumshot Creampie Blowjob Big Cock Lingerie Guy Fucks Shemale cum in mouth
100%
Wet & Messy Sex
It was the text I'd been waiting for for ages. 'I'm back.' it said. Anish, one of the kinkiest guys I've ever met had finally decided to return to his holiday home, just a few minutes away from where I live. He's a well off Asian businessman and has a lovely place to entertain. It's been a while sin... Read full Story
kiwicd 2022-04-27 3,462 Crossdresser Amateur Cumshot Creampie cum in mouth golden shower
66%
A Night Out To Remember Part 2
Decisions... decisions... we all make decisions everyday and most of them are simple easy decisions. Some may take hours, some take seconds and some are made before we even know it. Some decisions carefully planned and some have planning at all. Some decisions are between several choices and some ar... Read full Story
shemale lover 2012-04-20 2,918 anal sex Cumshot Sex Toys
100%
Fender Bender Chapter 9
My name is Robert, I have been cross dressing since I was 14. I turned 18 last summer and this story takes place during my senior year in High School. I am 5'9" 160 pounds, blonde hair and blue eyes. When I am dressed I call myself Vicki. __________ I had met Julie at a recent party. Well... Read full Story
shemale lover 2012-07-27 3,423 Group Sex Cumshot Sex Toys
69%
Addicted to Candy
Almost two long weeks had passed since my first meeting with my new slave Candy. Our first encounter was special and my sexy new sub had not left my mind since he walked out of my door. His juicy ass and hard thick cock have filled my thoughts each day since. I had found myself wildly attracted to C... Read full Story
shemale lover 2012-08-12 3,602 anal sex Fetish cum domination Sex Toys cd
75%
From manager to sub sissy
Cindy was a co-worker; well actually I was Her manager. Even though I was Her manger, W/we were very close friends. As a matter of fact I still consider Her my best friend. Everyone in the office was sure that we were having an affair, but we were just friends. I must admit that I would have loved t... Read full Story
shemale lover 2012-09-12 10,135 Cumshot Fetish bdsm sissy
100%
Lucky to be insatiable...
I reached down to you with both hands and you grabbed them with your slightly trembling, soft hands. I pulled you to your feet and draped your long coat over your shoulders. I put my arm around your shoulders and walked you out of there. As we passed the clerk on the way out, I tossed him a few bil... Read full Story
coldasicefire 2018-03-12 3,057 Bareback threesome Shemale and Girl domination
100%
Being Curious Has Big Rewards
I was brought up believing that men were not supposed to have sex together. The thought of this taboo type of sex was always made me curious. When I was 18 or 19, I visited an adult book store, just because I was horny and wanted to get a magazine that showed people getting fucked so I would have... Read full Story
shemale lover 2012-04-26 5,790 first time Cumshot oral sex cum swallowing
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 4,153 Cumshot Fetish deepthroating crossdressing
88%
Tommy Tries to Make It Up
Tommy Tries to Make It Up I have written about Tommy before. He was the eighteen year old neighbor that always stared at me checking me out, basically eye fucking me and that made me so hot and horny I eventually took his virginity and trained up on being a great lover. Well he had moved out... Read full Story
pennypenny 2019-04-30 6,213 Crossdresser Group Sex Bareback Creampie threesome Blowjob Big Cock redhead Guy Fucks Shemale Ass to Mouth
85%
The Sex Club
When I got divorced back in 1987 I was a very horny man that had not had sex in many years. I had always liked to dress up in nylons etc and learned long ago that I was Bi and liked cocks and pussy. When I finally got my own place after the divorce I almost always would lay around the house dressed ... Read full Story
crossdresser55 2019-09-11 9,816 Stockings Crossdresser Lingerie Sex Toys
91%
Banana Fetish
I was 27 and single and enjoying being free sort of the ‘sworn to fun loyal to non’ stage in young adulthood. I lived alone in a 1-bedroom apartment and loved working on my motorcycle which I kept in my living room. Most Friday nights for me were jamming out to music, enjoying a few beers and tinker... Read full Story
AllenB 2023-02-16 9,927 Latina Fetish Big Cock Guy Fucks Shemale Interracial rimming Homemade Ass to Mouth Banana ass eating
100%
Big Dick Alessia Visits Dallas
Alessia Hung Mature MILF travels to visit a Big Dicked Man and his Sexy Household If you like Transexuals, big cocks, bondage, BBWs, big clits, deep throat, fisting, 69, ass fucking, sounding, piercing, cum swallowing and big loads this story is for you. If not don't bother reading. If you fav... Read full Story
darrell 2022-04-20 4,352 Group Sex Cumshot Shemale Fucks Guy Blowjob blonde Big Cock Asian Shemale and Girl Sex Toys Mature Ass to Mouth shemale + shemale
66%
My TV Sex Adventures The Nightclub Whore
The bouncer of the biggest alternative clubs in the city followed me through the 3am streets as I drove to my motel. I imagined how this big guy was going to fuck my brains out. I had just finished sucking his cock in the coat closet and was shocked that he wanted more. I figured it would be a blow-... Read full Story
shemale lover 2012-07-06 3,582 Stockings Cumshot Blowjob rimjob
95%
Pounded to submission part1
“Oh shit, fuck my black ass with that thick white cock you fucking tranny.” He moaned. “Harder, **** my tight fucking ass baby.” He screamed “Quit screaming like a bitch and take it like a man cock-whore.” She exclaimed. He could feel a growing sensation ... Read full Story
shemale lover 2013-04-21 6,738 anal sex Cumshot Shemale Fucks Guy domination bondage
97%
Shemale fucks guy - My gf fucks my slutty ass.
I have a shemale girlfriend & we both are in a relationship. One day, I decide to give her a visit. I'm 5'7 guy & she's 6 feet. That makes her tall & intimidating & whenever we meet, it's me who become her gf. I visit her, she takes me in. SHe pulls me towards her while giving me a deep kiss. I ... Read full Story
glodobox 2020-12-04 22,216 Amateur Creampie Shemale Fucks Guy Fetish Blowjob Big Cock Ladyboy Homemade cum in mouth
40%
Monsters that crave sex
There wans was a mad docter named hojo who studded how monsters get there mana back when it is used up or even if they even run out like humons do wan day he was working on some experaments to make humens be able to have ever lasting mana with out rest or food so they would never run out and need to... Read full Story
shemale lover 2012-03-04 2,516 hardcore Fetish shemale oral sex
100%
Engagement Sex
I've been with my girlfriend for over a year now and love her so much. She is cute, funny, and really sexy. We have a great time and we love to play around a little sexually, but Melissa is a conservative girl and has told me many times that she won't go all the way until we are engaged. Up until re... Read full Story
shemale lover 2012-04-16 5,718 Cumshot cum swallowing facefucking
100%
A Night Out To Remember
A night out with Liz and Sue I had known Sue for almost five years but had known Liz for a lot longer. We had met while she was still at school although I was four years older we still became good friends. After she left school I helped her with her college work and more importantly when she need... Read full Story
shemale lover 2012-04-20 4,060 Cumshot oral sex crossdressing
100%
Fantasy Cum to Life
Ryan and Alyssa were in the midst of wild make – out session on his living room couch. She was leaning over him, one hand on his chest, the other behind his head; both of his hands we placed firmly on her ass. Ryan actually had the conscious thought that he had probably not kissed anyone this ... Read full Story
shemale lover 2012-05-30 4,057 Cumshot shemale oral sex handjob porn
100%
2 Traileros
Una noche buscaba divertime con alguien y publique un anuncio donde buscaba a un hombre mayor que me hiciera su putita y le gustara verme vestida. A los 20 minutos un hombre me envio un mensaje diciendome que es camionero y estaria esa noche en la ciudad. Eso me exito mucho y le pregunte donde podri... Read full Story
chz 2018-10-17 4,740 Crossdresser Amateur Group Sex Cumshot Bareback Creampie threesome domination Ass to Mouth cum in mouth
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 1,476 Stockings Teen (18+) Crossdresser Cumshot Fetish Blowjob Big Cock Lingerie Shemale and Girl domination Guy Fucks Shemale Sex Toys cum in mouth
100%
Mi primo y yo (2da parte (historia con mi vecino))
Bueno ahora toca el turno a la historia que les prometí con mi vecino. Recuerdo bien que todo comenzo un dia que mi primo y yo estábamos solos en mi casa como de costumbre por uno de los tantos viajes de mi familia, ese día me arregle super linda para mi hombre pues había comprado un conjunto de ... Read full Story
Janin 2019-12-27 3,316 Amateur Fetish Blowjob Lingerie Sex Toys Ass to Mouth
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 3,999 Stockings solo Cumshot Creampie Fetish Big Cock Lingerie Sex Toys
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 9,108 Cumshot Bareback Shemale Fucks Guy Big Cock Ladyboy
50%
"SISSIFIED": 12 JOURS DE SISSY-MAS
JOUR 1: mardi 25 C'était le matin de Noël quand j'ai entendu frapper à ma porte, ce qui était, bien sûr, très étrange à dix heures du matin. À midi, j'allais chez ma famille pour Noël, et j'avais rarement des visiteurs inattendus. Toujours dans ma robe, je me dirigeai vers la porte et fus s... Read full Story
Femboy 2021 2023-01-20 1,319 Stockings Crossdresser Amateur Fetish Blowjob Big Cock Lingerie domination Sex Toys cum in mouth
100%
All Right I'll Do It Chapter 3
The door closed and the four of them were gone. I stood there overwhelmed with the dried and drying cum on my face and in my hair. Dave's pee and cum was still deep inside me and my throat ached from Robert's cock. But Dave had me really scared so I decided to clean up the house as he said despit... Read full Story
shemale lover 2012-10-11 4,309 Cumshot pissing Sex Toys cum swallowing
85%
My Orgasm at work
I finally found my sexual fantasy come true at work. I always fantasize about one of my female co-workers (and sometimes all of them) dominating me, pegging me, brutalizing me. That every time they walk by my office, they would pour their coffee on my floor next to my feet and i'll get on my knee... Read full Story
Chickzdigmeyup 2019-06-21 6,959 Teen (18+) Crossdresser Cumshot Latina Bareback Fetish Uniform Lingerie domination Sex Toys
40%
Kitten: A Pantyboy StoryKitten: A Pantyboy Story
It's easy now to look back and play armchair psychiatrist and see where my fetish for school uniforms and cute cotton panties started, but it wasn't until I met MISTRESS that I realized exactly how deep that fetish was ingrained in my mind and soul. Mistress knew I was a pantyboy after the first ... Read full Story
shemale lover 2012-09-10 7,079 Crossdresser fingering Sex Toys handjob 69
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 5,170 Teen (18+) Crossdresser Group Sex Big Tits Bareback Creampie Big Cock gangbang domination Guy Fucks Shemale Interracial double anal webcams
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 4,356 Group Sex Big Tits Cumshot Bareback Fetish Blowjob Big Cock Asian Ladyboy Sex Toys Mature cum in mouth shemale + shemale
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 1,163 Teen (18+) Cumshot Big Cock gangbang Interracial Sex Toys gloryhole cum in mouth femination forcé poule mouillé Maitress bdsm poule mouillé
80%
my new life with my sister-in-law
Yesterday, I went to visit my brother's newly-divorced ex-sister-in-law in her brand-new apartment. It was meant to be a friendly visit and an opportunity to discuss her new start in life. To describe her to you, she's a slightly chubby woman in her forties, blonde hair, blue eyes, very charming wit... Read full Story
DicksFly 2024-02-06 6,713 Amateur Fetish Blowjob blonde Lingerie Sex Toys Mature big ass Homemade
94%
Flight cancelled
I was on my way back from a long business trip to Chattanooga, Tennessee and deciding to hit the airport bar during my layover. As I walked up to the bar I noticed there was only one seat open. I took it. I ordered my favorite drink, an old fashioned neat with makers mark. As I sat there waiting for... Read full Story
Jsmithsub 2019-10-31 24,375 big dick Group Sex Bareback Shemale Fucks Guy Fetish Blowjob Big Cock pissing Ebony domination cum in mouth monster cock gang bang
90%
Saving My Marriage
I love to write Erotica. For story requests please send me a private message or email noirenoire10@gmail.com It was our anniversary. Today made five years that my wife and I have been married and we were taking a road trip to celebrate. I chose our destination but I let her choose all of our a... Read full Story
therefill05 2021-02-16 6,122 Cumshot Bareback Creampie Shemale Fucks Guy threesome Blowjob Big Cock Ebony domination Sex Toys cum in mouth
50%
My Parisian escapades,
My Parisian escapades, During my many business trips to Paris, I never miss going to see my friend. Sabrina is a Cuban transsexual that I have known for several months. With her, I can let go with complete confidence and live my fantasies. I am one of his friends and lovers who give him the ... Read full Story
sandratvtg 2024-06-25 1,143 anal Stockings Shemale Fucks Guy Fetish Lingerie Sex Toys sissy wig gode pumps rosebud silicone breast split panties
100%
Sissy Slut Reunion
Rob had moved back to town and called me. He had just moved into his new place and he wanted me to come by and talk. I knew what he really wanted from the tone of his voice, because I wanted it too. He said he had been thinking and dreamed about me the whole time he was away. My spirits lifted and ... Read full Story
Regina10 2020-09-14 4,182 Crossdresser Big Tits Cumshot Bareback Creampie Fetish Big Cock Ebony Ladyboy Guy Fucks Shemale Ass to Mouth cum in mouth