4 letters
- quip17
- quit14
- rick11
- rips7
- risk8
- ruck12
- rusk9
- rust5
- ruts5
- sack11
- saki8
- sati4
- scat7
- scop10
- scot7
- scud9
- scum11
- scup11
- scut8
- sect7
- sept7
- ship9
- shit6
- shut7
- sice7
- sick11
- sics7
- sift7
- sike8
- silk9
- silt5
- simp10
- sink9
- sipe7
- sips7
- site4
- sith6
- sits4
- skat8
- skep11
- skid9
- skim11
- skin9
- skip11
- skis8
- skit8
- skua9
- slip8
- slit5
- slut6
- smit7
- smut8
- snip8
- snit5
- sock11
- souk9
- soup8
- spat7
- spec10
- spic10
- spik11
- spin8
- spit7
- spiv11
- spot7
- spud9
- spue8
- spun9
- spur8
- step7
- stir4
- stop7
- stub8
- stud6
- stum8
- stun6
- such10
- suck12
- suet5
- suit5
- sulk10
- sump11
- sunk10
- supe8
- sups8
- tack11
- taps7
- task8
- taus5
- this6
- thus7
- tick11
- tics7
- ties4
- tike8
- tiki8
- tils5
- tins5
- tipi7
- tips7
- tits4
- topi7
- tops7
- trip7
- tsks8
- tubs8
- tuck12
- tugs7
- tuis5
- tump11
- tuns6
- tups8
- turk9
- tush7
- tusk9
- tuts5
- ukes9
- umps11
- unci9
- unit6
- upas8
- uric8
- utas5
- wick14
- wisp10
- wist7
- wits7
- yips9
- yuck14
- yuks11
- yups10
- zips16
- zits13