4 letters
- nobs8
- nous6
- nubs9
- numb12
- nuns7
- nuts6
- obis7
- obit7
- onus6
- otic7
- oust5
- outs5
- pics10
- pins8
- pint8
- pits7
- pubs11
- puns9
- punt9
- puts8
- quin15
- quit14
- ribs7
- rins5
- rubs8
- ruin6
- runs6
- runt6
- rust5
- ruts5
- sain5
- sati4
- scab10
- scan8
- scat7
- scot7
- scud9
- scum11
- scup11
- scut8
- sect7
- sent5
- shin7
- shit6
- shun8
- shut7
- sibb10
- sibs7
- sice7
- sick11
- sics7
- sift7
- sign7
- silt5
- sine5
- sing7
- sinh7
- sink9
- sins5
- site4
- sith6
- sits4
- skin9
- skit8
- slit5
- slub9
- slut6
- smit7
- smut8
- snib8
- snip8
- snit5
- snob8
- snot5
- snub9
- snug8
- spic10
- spin8
- spit7
- spun9
- stab7
- stir4
- stob7
- stub8
- stud6
- stum8
- stun6
- suba8
- subs8
- such10
- suck12
- suet5
- suit5
- sulu7
- sung8
- sunk10
- sunn7
- suns6
- sync10
- tabs7
- tabu8
- tain5
- tans5
- taus5
- tens5
- thin7
- this6
- thus7
- tick11
- tics7
- ties4
- tils5
- tine5
- ting7
- tins5
- tint5
- tiny7
- tips7
- tits4
- tons5
- tuba8
- tube8
- tubs8
- tuck12
- tugs7
- tuis5
- tuna6
- tune6
- tung8
- tuns6
- tups8
- turn6
- tush7
- tusk9
- tuts5
- tutu6
- twin8
- tyin7
- ulus7
- unai6
- unau7
- unbe9
- unci9
- unco9
- unit6
- unto6
- urbs8
- uric8
- urns6
- urus6
- utas5
- wins8
- wist7
- wits7
- yins7
- zinc17
- zins14
- zits13