4 letters
- nows8
- nubs9
- nuns7
- nuts6
- oafs7
- obis7
- offs10
- ohia6
- ohms9
- oils5
- oink9
- ones5
- onus6
- oohs6
- opus8
- oses4
- ossa4
- ouch10
- ouds6
- ouph10
- ours5
- oust5
- outs5
- owns8
- pfui11
- phis9
- phon10
- pins8
- pion8
- pish9
- piso7
- piss7
- pois7
- pons8
- posh9
- pouf11
- psis7
- puns9
- push10
- puss8
- quin15
- rhos6
- rhus7
- rifs7
- rins5
- ruin6
- runs6
- rush7
- sain5
- sans5
- sash6
- seif7
- seis4
- shes6
- shim9
- shin7
- ship9
- shit6
- shiv10
- shmo9
- shod7
- shoe6
- shog8
- shoo6
- shop9
- shot6
- show9
- shri6
- shul8
- shun8
- shut7
- sibs7
- sics7
- sift7
- sigh8
- sign7
- silo5
- sims7
- sine5
- sing7
- sinh7
- sink9
- sins5
- sips7
- sirs4
- sith6
- sits4
- skin9
- skis8
- snib8
- snip8
- snit5
- snob8
- snog7
- snot5
- snow8
- snub9
- snug8
- sobs7
- sods5
- sofa7
- soft7
- soil5
- soli5
- sols5
- sone5
- song7
- sons5
- soon5
- soph9
- sops7
- sori4
- sorn5
- soth6
- sots4
- souk9
- soul6
- soup8
- sour5
- sous5
- sown8
- sows7
- soys6
- spin8
- spun9
- sris4
- stun6
- subs8
- such10
- suds6
- sues5
- sugh9
- suit5
- sumo8
- sums8
- sung8
- sunk10
- sunn7
- suns6
- sups8
- suqs14
- surf8
- suss5
- thin7
- thio6
- this6
- thou7
- thus7
- tins5
- tofu8
- tons5
- tosh6
- toss4
- tuis5
- tuns6
- tush7
- udos6
- ughs9
- unai6
- unci9
- unco9
- undo7
- unit6
- unto6
- upon9
- urns6
- uses5
- vino9
- whin10
- wino8
- wins8
- wish9
- wiss7
- wons8
- wuss8
- yins7
- yoni7
- zins14