Sort by
Relevancy

Free Stories

100%
I met a guy in the nightclub and I didn't tell him I was Trans
I’d worn an absolutely killer dress just to make sure I got what I was looking for that night. Dancing under the lights I could feel eyes all over me, and as the evening progressed men became bolder and bolder about approaching. This one was athletic, sexy and had all the right dance moves, at least... Read full Story
Madison Heights 2023-03-25 6,695 Cumshot Outdoor Blowjob Big Cock cum in mouth club outfit Surprise Cock Partying surprised
92%
Caught in the act...
One summer, my cousin Nancy came to stay with us for a while, as her parents had gone away on a cruise trip. At 18 years old, she was a couple of years older than me and in the full bloom of her young womanhood, so to speak. She knew it, too, and it was obvious that she had no problem at all in pull... Read full Story
caroletv31 2018-04-23 18,957 Stockings Fetish Ladyboy Guy Fucks Shemale Ass to Mouth cum in mouth
80%
Three In A Day
Clara felf especially slutty today. She briefly gazed at her long legs shimmered in the smooth, silky black stockings, and black patent leather pumps as she pressed the gas pedal of her car. Her olive skin and black wig were set off by the brightest shade of red lipstick she could find. Driving d... Read full Story
iluvgurls 2018-11-12 4,593 Small Tits Crossdresser Group Sex Cumshot Blowjob cum in mouth
66%
a day in the life of Amber SissyZofen 264
And the days had passed one after the other and now it was the day of my date. He sent me a txt at 8.30 on Saturday morning to say he was coming And you remember he was leaving his phone at home in case his wife called You know I had sent him my address, parking advice and left the gate ajar. ... Read full Story
amberdoll 2020-09-15 2,700 Stockings Small Tits Crossdresser Amateur Masturbation Bareback Creampie blonde Lingerie Homemade cum in mouth
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 5,064 Crossdresser Amateur Bareback Shemale Fucks Guy Fetish Blowjob Ladyboy Lingerie domination Guy Fucks Shemale Mature Homemade cum in mouth
100%
mushrooms in all shapes and forms
Mushroom season is open! Yummy! I love mushrooms, in all shapes and forms. We were about fifteen mushroom lovers who only get together to pick mushrooms, without any other friendly gatherings! For this last outing of the season, our splendid instructor was accompanied by her cousin, who was sup... Read full Story
hippocampus_171 2023-11-24 6,509 Small Tits Amateur Cumshot Mature small cock big ass bisexual cum in mouth bald men glabrous
50%
Larissa blond blown in Frankfurt
Very friendly already on the phone. She was very chatty. Asked when I wanted to come and I said at 12:00. I meant if she squirts and she answered yes, but costs 50 € extra. She then said that at 12:00 maybe her landlord will come, the bed would be broken. If he hadn't been there by then, we would ha... Read full Story
Bigpruegel69 2023-12-17 5,208 Cumshot Masturbation Creampie Blowjob cum in mouth
100%
Lady In The House Ch. 09
A story by MicheleNylons ( Continued adventures of a cross-dressed prison prostitute. ) I lay there stunned, how had I miscalculated my effect on the Warden? The one man who could guarantee a transfer from this shit-hole; fuck!!!! The cravings of male sexual hunger within the confines of the ... Read full Story
✘Transensual✘ 2019-02-27 5,818 Crossdresser domination Guy Fucks Shemale cum in mouth PRISON FUCKBOY PRISON PUNK prisoner Prison Bitch
100%
Exposure, Disclosure
The Greatest Liar, Exposure, Disclosure © Alexandra Rios 2019 Author’s Note: This is a continuation of the narrative which commenced with “My Awkward Phase”, which I posted here previously. Readers may wish to read that before continuing, although I have written them to stand alone. Natives s... Read full Story
the greatest liar 2019-06-18 7,641 Teen (18+) Small Tits Amateur Group Sex Latina Blowjob gangbang Guy Fucks Shemale cum in mouth
71%
White fuckslut Tgirl & 3 BIG BLACK COCKS Initiation
You lucky, slutty BBC Tgirl fuckslut, I envy you soooooo much. This is the most erotic and best BBC story on this web site. Pleeease keep writing about your BBC fantasies. What a bargain to get gangbanged by about 30 big black studs for only 15 Euros. I loved it when you begged them to fuck you.\r\n... Read full Story
TgirlJill4BBC 2013-06-03 6,026 Stockings Cumshot Big Cock gangbang Lingerie Interracial Latex
94%
CD and BBC Gangbang 1
My name is Mike, as a "Gurl" I go by Fiona. I am a gay man, mid thrities, white, 5' 9' 165, reasonably handsome, both in and out of women's clothes. One of the ways I express my sexuality is to dress as a woman and get fucked by other men. Preferably in a humiliati... Read full Story
FionaFucked 2014-10-27 13,854 Group Sex gangbang Interracial cd sissy
71%
TGirl Initiation by 3 BIG BLACK 12
In my teen years I was often told that I was quite feminine.The high school punks always told me that I filled out the back of my jeans in a girly way. After taking a shower one day I did notice that they were right, I had a nice white bubble butt. Not to mention that my lips were also quite girly. ... Read full Story
TgirlJill4BBC 2013-06-04 9,068 Stockings Cumshot suck Big Cock Lingerie Interracial Latex
95%
James's Cum Slut Part 4; Back to Boarding School
It was back to school time and I was back in the boarding house with James. We hadn’t seen each other all summer and were eager to relight the fire. But it was going to be hard. While we shared a dorm together, it would be hard maintaining the privacy. We had both packed items from my secondary ward... Read full Story
ATC97 2015-10-08 6,980 Crossdresser teen cd (18+) cum slut latex ts gangbang sex
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 5,171 Teen (18+) Crossdresser Group Sex Big Tits Bareback Creampie Big Cock gangbang domination Guy Fucks Shemale Interracial double anal webcams
81%
A LadyBoy For My Wife
I have been happily married to my sexy Thai wife Lisa for three years now. My wife is Thai is petite (5'1") with a stunning figure, a tight ass and long waist length black hair. We had met in a bar in Thailand and subsequently we were married back here in the UK. She was very loving with m... Read full Story
shemale lover 2012-06-23 10,835 Group Sex Masturbation shemale Ebony facial
60%
Teasing BIG BLACK COCKS at truck stops
I'm a white blonde bubble butt Tgirl living in Las Vegas and sometimes I go out and cruise the truck stops on I15 down south to I10. I do it at night and sometimes for a whole weekend in my mini van which has darkened windows. I love to get out of my mini van and walk around the back parking row at ... Read full Story
TgirlJill4BBC 2013-06-03 7,999 Stockings blonde Big Cock cum Lingerie Interracial Latex
71%
The story of how I became what I am now...
I was on a trip to Germany with some of my friends. I was 16 when this happened. We went to a club one night and I got really drunk. They challenged me to approach a cute girl and ask her for a drink with me. I was drunk so I didn't really care so I went there and bought her a drink. We talked and I... Read full Story
FeetQueen 2019-01-08 5,432 Stockings Teen (18+) Small Tits Amateur Shemale Fucks Guy Lingerie Homemade cum in mouth
95%
Sensual Ebony - Sexy Transsexual Escort…
Ebony stood before me with her hands on her hips. Her smile was one that I would remember for a long time especially when she explained that she wanted to show me how she could please a man. That man was me. And she wanted turn my fantasy into a reality. She leant forward showing me her firm tits... Read full Story
shemale lover 2015-10-21 9,439 cock asshole licking
88%
Mom's girlfriend has a fat cock
When I was a teenager, my mother got remarried...to a woman. At first it was odd, because their roles in the relationship were so clear. My mother was the "bottom", and Jamie was the "top". They're great to each other, and I have grown to love Jamie unconditionally. I'm eigh... Read full Story
TripFontaine 2012-05-14 15,667 anal cock shemale cum tits lesbian
100%
Becoming addicted to her she-cock
"I'm going to make you a very happy woman tonight when I slowly but firmly slide my long, thick, hard she-cock all the way up your tight virgin ass tonight baby" Alma whispered in my ear as we left the bar I had ?mistakenly? stumbled into. I shuddered with both fear & a bit excitement. I don't why ... Read full Story
Curious_billy 2023-05-07 7,350 Teen (18+) Amateur Cumshot Asian Ladyboy domination Homemade cum in mouth
75%
Passion in the Rough
Tonight, I was searching in vain for a parking place close to the club, but unfortunately, I had arrived late and there were no empty spaces close by. I drove around and went down several streets in the same block until I found an empty spot. That was perfect I thought as I found a parking place and... Read full Story
Regina10 2024-04-27 3,357 anal Crossdresser Big Tits Outdoor Bareback Creampie Blowjob blonde Big Cock Ladyboy gangbang Guy Fucks Shemale
100%
Late Night Snack (Touch me in the morning)
I was awakened abruptly by someone banging on my door at 1am. At first, I thought it might be Harry, the man who replaced Mr. Cobb in my bed a few nights ago. He had been persistent and horny constantly. I think it was because fucking trans women like me was new to him and he hadn’t got enough of th... Read full Story
Regina10 2024-03-28 3,949 anal Big Tits Bareback Creampie Shemale Fucks Guy Blowjob Big Cock Ebony Ladyboy Lingerie
100%
Cum is a Cross-Dresser New Drink
Nikki looked up at me with her big, brown eyes as her head bobbed on my cock. Nothing was quite so sweet as one of her blow jobs. She had this way of dragging her tongue along the underside of my cock that made me want to cum in seconds. I always tried to hold it, but Nikki wouldn't let me. When she... Read full Story
ASSEaster5678 2018-09-14 6,559 Crossdresser Cumshot Ladyboy cum in mouth
100%
First fuck in public ;)
You’re only wearing a coat, I find a place where, I can kiss you then slide my hand between the flaps of your coat. I expose your breasts and slide my hand down across your tummy down to your pussy. My fingers start to explore your soft bush, working there way to your soft pink lips surrounding your... Read full Story
BalkanLoco91Ri 2019-08-26 3,842 Stockings Teen (18+) Amateur Big Tits Cumshot Outdoor Masturbation Bareback Creampie Blowjob Big Cock Uniform domination Homemade pov cum in mouth
66%
Sex in the kitchen with my hubby's friend - a cop
Ever since my wedding last year, I enjoy a great time with my hubby who loves me so much and takes care of me so much. Since he is married and having another family, he doesn’t stay with me all the time, but comes and stays at least 2 or 3 days in a month and we literally celebrate those nights wit... Read full Story
Manusha Tranny 2021-10-14 5,244 Small Tits Crossdresser Amateur Cumshot Outdoor Blowjob Big Cock Asian Ladyboy Guy Fucks Shemale Ass to Mouth cum in mouth
87%
The Ebony TS of my dreams
This story is about one of the most memorable piece of cocks I've ever experienced in my 30 plus years of getting fucking. I just thought I'd write it down and share it simply because I'll never forget it and because I'm a married man and it most likely will never happen again. It happened about ... Read full Story
shemale lover 2012-04-02 4,451 Blowjob Ebony missionary position
100%
Sex in the Bar
Being a old Ex sailor it is no surprize to me that I am not shy. I live in Thailand and worked there a couple of time over the years. Down south near the Malay border there is a great little town where a lot of expats work and live. I am a sociable guy and love a few beers with the boys/girls/ an... Read full Story
shemale lover 2012-04-06 3,536 Cumshot Ladyboy oral sex cum swallowing
73%
Black Girls Have Big Dicks
She was like no woman I had ever seen before. She walked into a room and everyone's eyes were on her. She just had that incredible presence that just lit up the room and everyone just wanted to be around her. I was working behind the bar of a trendy club when I first saw her saunter in on her long l... Read full Story
shemale lover 2012-06-27 21,318 anal sex oral sex black cock
76%
Sissy Ghetto bitch part 1
-The Guys 4 ghetto guys was inside a porn site looking at random sissy babe pictures when they accidently found a picture of someone they know. Like every album they clicked it that specific one with a tranny dressed so girly with mouth open. The guys had such a stone hard erection by watching al... Read full Story
shemale lover 2013-06-01 6,159 suck Big Cock cum jerking gangbang doggy style Interracial cd
90%
Ladyboy Lust
I had been watching ts porn and thinking about visiting an escort for a while, when I found myself working in London and actually got the oportunity. I had been checking out the London Eros guide on the internet and had called several tgirls when I came across Seri Atika's profile. I called he... Read full Story
monkeyphoto 2014-10-07 6,523 Cumshot suck Ladyboy stroking virgin condom sex
100%
My First Ladyboy Adventure
I had been watching ts porn and thinking about visiting an escort for a while, when I found myself working in London and actually got the oportunity. I had been checking out the London Eros guide on the internet and had called several tgirls when I came across Seri Atika's profile. I called he... Read full Story
monkeyphoto 2014-10-07 10,786 hardcore Asian Ladyboy ass fucking Guy Fucks Shemale condom sex
72%
DENISE IN BLACK FF NYLONS AND HEELS
I have a passion for corsets and black fully fashioned seamed nylons, which I like to wear with tight revealing tops and miniskirts or very clingy dresses. I always wear multi strap 10 or 14 suspenders with a tight lacing corset that reduces my waist and gives a sexy outline to my shape. My favou... Read full Story
DENISEFFNYLONS 2018-04-03 8,097 Stockings Fetish threesome gangbang Lingerie Mature cum in mouth
100%
Philippines Vacation with a Dominant Big Cock Ladyboy
I am still in a state of unbelievable joy that I was lucky enough to experience this but I 100% did and I can’t stop thinking about it as I thought things like this only happen in porn or fantasies. Buckle up because this is a wild one and happened in Manila May 2024. I had the opportunity to vi... Read full Story
AllenB 2024-07-14 2,693 Bareback Creampie Shemale Fucks Guy Big Cock Ladyboy Guy Fucks Shemale cum in mouth domination act filipina ts filipina ladyboy
70%
Shemale Gangbang
I am not your average female. But I guess I am not your average male either. You see, I am a tranny. I make a really hot woman. I am 5'10", am slim and have dark, wavy hair that comes down to tight between my shoulder blades. The only thing I was missing was beautiful tits. So I got those as we... Read full Story
shemale lover 2011-08-27 17,425 anal Blowjob cum swallowing
56%
Big cock shemale from Pune, India
I just saw her profile on Planet Romeo, her name is ID is Kaynat / Muskan. I saw her photos and got attracted to her. I am always a big fan and lover of Shemales or TS. I called her and fixed appointment by negotiating with her for 2500 INR. I went to meet her, she stays in a condominium in ... Read full Story
Stud4Shemale 2017-05-22 95,928 Big Cock Asian Ladyboy Guy Fucks Shemale Ass to Mouth cum in mouth
95%
First time
Hi, my name is Sandra. In fact, I'm not exactly a girl, but a CD. Even as a child, I felt different and I used every opportunity when I was left alone in the apartment to dress up, to put on women's clothes, to put on make-up. In time, I started watching porn, as did all my friends. But, unlike them... Read full Story
cd Sandra 2021-10-13 5,707 Stockings Teen (18+) Small Tits Crossdresser blonde Guy Fucks Shemale
50%
Gangbang: Daddy's Girl
"Oh yeah...that's daddy's girl," my dad moaned as he massaged my enormous round sticky ass. I'm 18 and my sister was about 5 years older than me, so who knew how long this had been going on for, I thought to myself. At least I tried to think as I slowly closed my eyes and bit my bottom ... Read full Story
shemale lover 2012-12-16 9,367 sucking cum gangbang
90%
DISCOVERING BLACK COCK
To the greater Boston general public it was simply a small little known quite private night club located in the back part of Roxbury called The Black Rooster Bar. While in local Gay Community circles, insiders called this private by membership only pub, THE BLACK COCK CASTLE! When first learning... Read full Story
CD DIXIE IN NH 2016-05-10 10,231 Big Cock cumming sperm ebony cock
73%
Nancy the hot and sexy TS in Pattaya
Hi this is Ris, this is my third story. Well Last year I went to Thailand on lone trip. I went directly to pattaya and had rest and went to Walking Street in the evening. Was visiting many nude bars, ts Bars, dance bars. but while walking on the street one particular girl catch my attention. s... Read full Story
Stud4Shemale 2017-05-22 9,490 Big Tits Cumshot Shemale Fucks Guy Ladyboy Guy Fucks Shemale cum in mouth
100%
Vanessa and the workmen gangbang
The three workmen were slaving away in the back garden, in the hot sun. Vanessa watched them from the upstairs bedroom window, getting more excited by the second. Under her robe she was wearing a beautiful red basque with a red g-string, black stockings and five inch heels. This was topped off with ... Read full Story
Vanessa Luv 2020-05-12 5,581 Crossdresser Group Sex gangbang Lingerie cum in mouth double anal
100%
HELPLESS TO MY CRAVING FOR BLACK COCK
This is a totally true account of my addiction to meth and its hand in turning me into the he[pless sissy I've become to my weakness for BBC. My name as a regular male is Richie Budd. But by reading this you'll soon realize that nothing is normal. Not only was I Richard Budd. I spent an equal, if ... Read full Story
Tvtrinity 2021-04-07 9,881 Crossdresser Amateur Group Sex gangbang Interracial transgender sissy bbc Black Owned owned white boy pimped force feminised BNWO
96%
Ladyboy surprise in Bankgkok
A few years ago I went to Thailand for the first time, my first stop was the bustling city of Bangkok. I had heard stories about the nightlife, the girls and the tourists. The country had never appealed to me that much but through a twist of fate I ended up visiting the city of sin for a couple of d... Read full Story
Gracemel121 2021-03-25 11,881 Amateur Shemale Fucks Guy Big Cock Asian Ladyboy cum in mouth
100%
Tasting the good FLESH
I am no longer Virgin, en bon et du forme Thing never dared since I taste the enjoyment by all the senses and in all its senses... I discovered her when she smiled at me as a thank-you for giving her the way to the small-town supermarket where I was on business. Sandals at her feet of Cinderell... Read full Story
hippocampus_171 2022-11-10 4,833 Amateur Creampie Shemale Fucks Guy Guy Fucks Shemale Mature Ass to Mouth cum in mouth
100%
Santa & Mrs. Claus
In my story called "Santa Likes Fembois" here I explained that I discovered that last Christmas when Santa Claus visited my house then made me suck on his cock before fucking my boypussy. He also gave me an actual present: a winning lottery ticket. Well, with that multi-million dollar winning ticket... Read full Story
Chrissy Tunnell 2022-12-01 3,621 Crossdresser Amateur Bareback Fetish Blowjob Ladyboy Lingerie domination Guy Fucks Shemale Mature cum in mouth
81%
Ladyboy Switch Story
I am messed up with how I feel about this. I still love looking at women. I love tits and arse. I like the soft feel of women – kissing them and feeling their bodies. I don’t look at men in public and get turned on – men with clothes on do nothing for me. Put me somewhere that I can see those same m... Read full Story
shemale lover 2015-02-27 7,047 Cumshot suck Shemale Fucks Guy Ladyboy ass fucking swallowing
93%
Nancy finds out...
Nancy’s stay with us that summer was going to prove even more eventful than ever I could have imagined. Even after having been caught wearing her things by the neighbour’s son, Lesley, which led to a whole new dimension in our friendship, as you’ll know if you’ve read “Caught in the Act…” Once ag... Read full Story
caroletv31 2018-04-23 8,620 Stockings Fetish Ladyboy Lingerie Shemale and Girl high heels cum in mouth
100%
Hooked On Shemale Cock
Nitromethane Well, that did it, I finally swallowed my first load of shemale cum, and I haven't been able to get it out of my mind since. It was three years or so that I'd been wanting to have a shemale cum in my mouth, and it was everything I'd dreamed and more, but now what? I'm at work think... Read full Story
Gwapo67 2022-02-01 3,262 cum in mouth
100%
Bangkok Night with Thai Ladyboy Dancer
I was visiting Thailand back in the 90s and was blown away by the “Potpourri” of sites, sounds, and smells (not all of them good) of this city. Beautiful women were at every corner and very friendly to foreigners. I went out with a group of guys on the town after dark to check out the go-go bar scen... Read full Story
AllenB 2022-04-20 5,853 Shemale Fucks Guy Asian Guy Fucks Shemale rimming bottom ladyboys cum in mouth top Versatile
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
50%
She had a COCK bigger than mine ..oh my !
this is no B.S ,no fantasy, no make belief, no fairy tale,.. this is a TRUE STORY and an ACTUAL EVENT. iv always been a very observant k** growing up always trying to find the unseen and overlooked things in life i guess you can say curious....how curious ??:] well... there was this older lady... Read full Story
shemale lover 2012-03-16 46,836 sucking Big Cock ass licking swallowing
88%
Seattle Weekend
Saturday morning and such a beautiful day nice and cool morning I went for a run. I consider myself in fairly good shape for my age but I try and make it to the top of a hill in our neighborhood. I get winded fairly quickly. Coming down the hill I ran into a nice looking athletic girl, maybe 38 year... Read full Story
Jon Paul 2018-08-09 10,087 Big Tits Cumshot Bareback Creampie Blowjob Ladyboy Guy Fucks Shemale cum in mouth
93%
Sissy Maddie's New Apartment Gangbang
I’d just moved into the big city. Me on my own in a cheap apartment block. The flat was nothing special by any means, and the room next to mine seemed to be noisy with parties. But I was glad to be on my own. I had almost finished unpacking my belongings when I came across my stash of female clothi... Read full Story
sissymaddiex 2020-09-25 10,012 Crossdresser Amateur Group Sex Cumshot Bareback Creampie Blowjob gangbang Lingerie Homemade sissy cum in mouth double anal
100%
My Sugar Daddy Fucked My Girlfriend...And I Joined In
I am a shaved-smooth, boyish bisexual male slut. At 43, I still look and feel young, and I enjoy the feel of and attention from older men, the older the better, 55 and up, with gray hair, wrinkles, and very hairy chests and bods. My Daddy, a 70-year-old White man that fits this description, "owns" m... Read full Story
Chrissy Tunnell 2022-04-12 2,729 Crossdresser Amateur Shemale Fucks Guy Fetish Blowjob Ladyboy Shemale and Girl Guy Fucks Shemale Mature cum in mouth double anal
100%
Beginnings
I always knew I was a bit different though due to social stigma I didn't fully accept it till later in life. I wish I knew then what I know now and had embraced it sooner. Puberty hit and gynecomastia (formation of women's breasts) hit harder (36C). I was teased, groped constantly and was even force... Read full Story
CD_Danielle_Doggy 2024-03-26 3,709 Crossdresser Outdoor cum in mouth
100%
Sissie Slut's Windows of Womanhood
I flash back to my first time with a grownup adult at the tender age of16 . I was so nervous now that we were here in the motel room. I was nervous for so many reasons. I lied to my family and told them I was staying at a friend’s house. Instead, I'm here with Mr. Joey in a motel room and he was my... Read full Story
Regina10 2021-02-22 6,667 Crossdresser Bareback Creampie Fetish Blowjob blonde Ladyboy Lingerie Guy Fucks Shemale Ass to Mouth cum in mouth double anal
100%
TG Girlfriend moves in
Monday morning 6:00 am and I am just awakening, and I realize a naked body beside me has her arm around me, we are both naked. My wife Lydia is out of town to a seminar, and this adorable brunette perky tits and lovely eyebrows, beautiful lips slightly pink, sleeping beside me. Joanne and I had spen... Read full Story
Jon Paul 2022-01-18 5,171 Amateur Cumshot Latina Masturbation Bareback Creampie Shemale Fucks Guy Blowjob Ladyboy Guy Fucks Shemale cum in mouth