5 letters
- buffs15
- buffy17
- busty11
- cuffs15
- duffs13
- dusty9
- fetus9
- fifty13
- fluty12
- fluyt12
- fubsy14
- fussy11
- fusty11
- guffs14
- gusty10
- gutsy10
- huffs14
- huffy16
- luffs13
- lusty9
- muffs15
- musty11
- nutsy9
- puffs15
- puffy17
- ruffs12
- rusty8
- scuff15
- sluff13
- snuff13
- softy10
- staff11
- stiff11
- study9
- stuff12
- suety8
- surfy11
- taffy13
- teffs11
- tiffs11
- toffs11
- toffy13
- tofus9
- tufas9
- tuffs12
- tufts9
- tufty11
- turfs9
- turfy11
- tushy10
- yaffs13
- yurts8
4 letters
- buff14
- bust8
- busy10
- buts8
- buys10
- cuff14
- cuts8
- cyst9
- duff12
- dust6
- duty8
- effs10
- efts7
- fast7
- fats7
- fays9
- fets7
- feus8
- fist7
- fits7
- flus9
- foys9
- fubs11
- fuds9
- fugs10
- fumy13
- funs9
- furs8
- fury10
- fuse8
- fuss8
- futz17
- guff13
- gust7
- guts7
- guys9
- huff13
- huts7
- iffy12
- just14
- juts14
- luff12
- lust6
- muff14
- must8
- muts8
- nuts6
- offs10
- oust5
- outs5
- pfft13
- puff14
- puts8
- ruff11
- rust5
- ruts5
- scut8
- shut7
- sift7
- slut6
- smut8
- soft7
- stay6
- stey6
- stub8
- stud6
- stum8
- stun6
- stye6
- suet5
- suit5
- surf8
- taus5
- teff10
- thus7
- tiff10
- toff10
- tofu8
- toys6
- tubs8
- tufa8
- tuff11
- tuft8
- tugs7
- tuis5
- tuns6
- tups8
- turf8
- tush7
- tusk9
- tuts5
- tyes6
- utas5
- xyst13
- yaff12
- yuks11
- yups10
- yurt7
3 letters
- aff9
- aft6
- ays5
- bus7
- but7
- buy9
- bys8
- cut7
- eff9
- efs6
- eft6
- fas6
- fat6
- fay8
- fet6
- feu7
- fey8
- fit6
- flu8
- fly9
- fou7
- foy8
- fry8
- fub10
- fud8
- fug9
- fun8
- fur7
- gut6
- guy8
- hut6
- iff9
- ifs6
- its3
- jus13
- jut13
- mus7
- mut7
- nus5
- nut5
- off9
- oft6
- out4
- pus7
- put7
- rut4
- sat3
- sau4
- say5
- set3
- shy7
- sit3
- sky9
- sly6
- sot3
- sou4
- soy5
- spy8
- sty5
- sub7
- sue4
- sum7
- sun5
- sup7
- suq13
- syn6
- tas3
- tau4
- thy7
- tis3
- toy5
- try5
- tsk7
- tub7
- tug6
- tui4
- tun5
- tup7
- tut4
- tux11
- tye5
- uns5
- ups7
- use4
- uta4
- uts4
- yes5
- yet5
- you6
- yuk10
- yum9
- yup9