4 letters
- phis9
- phut10
- pish9
- pith9
- pits7
- pubs11
- push10
- puts8
- quit14
- rhus7
- ribs7
- rims7
- rubs8
- rums8
- rush7
- rust5
- ruth7
- ruts5
- sati4
- scum11
- scut8
- semi7
- sham9
- shat6
- shim9
- shin7
- ship9
- shit6
- shiv10
- shmo9
- shot6
- shri6
- shul8
- shun8
- shut7
- sibb10
- sibs7
- sift7
- sigh8
- silt5
- sima7
- simp10
- sims7
- sinh7
- site4
- sith6
- sits4
- skim11
- skit8
- slim8
- slit5
- slub9
- slum9
- slut6
- smit7
- smug10
- smut8
- snib8
- snit5
- snub9
- soth6
- spit7
- stab7
- stem7
- stir4
- stob7
- stub8
- stud6
- stum8
- stun6
- suba8
- subs8
- such10
- suet5
- sugh9
- suit5
- sumo8
- sump11
- sums8
- swim10
- swum11
- tabs7
- tabu8
- tams7
- taus5
- them9
- thin7
- thio6
- thir6
- this6
- thou7
- thru7
- thud8
- thug9
- thus7
- tics7
- ties4
- tils5
- time7
- tins5
- tips7
- tits4
- tomb10
- toms7
- tosh6
- trim7
- tuba8
- tube8
- tubs8
- tugs7
- tuis5
- tump11
- tuns6
- tups8
- tush7
- tusk9
- tuts5
- ughs9
- umbo11
- umps11
- unit6
- urbs8
- utas5
- vims11
- whim12
- whit9
- wish9
- wist7
- with9
- wits7
- zits13