4 letters
- puts8
- quit14
- rick11
- rims7
- risk8
- ruck12
- rums8
- rusk9
- rust5
- ruts5
- sack11
- sacs7
- saki8
- sati4
- scam10
- scat7
- scot7
- scud9
- scum11
- scup11
- scut8
- secs7
- sect7
- seis4
- semi7
- sets4
- shim9
- shit6
- shut7
- sibs7
- sice7
- sick11
- sics7
- sift7
- sike8
- silk9
- silt5
- sima7
- simp10
- sims7
- sink9
- sins5
- sips7
- sirs4
- site4
- sith6
- sits4
- skas8
- skat8
- skid9
- skim11
- skin9
- skip11
- skis8
- skit8
- skua9
- slim8
- slit5
- slum9
- slut6
- smit7
- smug10
- smut8
- snit5
- sock11
- sots4
- souk9
- sous5
- spic10
- spik11
- spit7
- sris4
- stem7
- stir4
- stub8
- stud6
- stum8
- stun6
- subs8
- such10
- suck12
- suds6
- sues5
- suet5
- suit5
- sulk10
- sumo8
- sump11
- sums8
- sunk10
- suns6
- sups8
- suqs14
- suss5
- swim10
- swum11
- tack11
- tams7
- task8
- tass4
- taus5
- this6
- thus7
- tick11
- tics7
- ties4
- tike8
- tiki8
- tils5
- time7
- tins5
- tips7
- tits4
- toms7
- toss4
- trim7
- tsks8
- tubs8
- tuck12
- tugs7
- tuis5
- tump11
- tuns6
- tups8
- turk9
- tush7
- tusk9
- tuts5
- ukes9
- umps11
- unci9
- unit6
- uric8
- uses5
- utas5
- vims11
- wick14
- wiss7
- wist7
- wits7
- wuss8
- yuck14
- yuks11
- zits13