4 letters
- shin7
- ship9
- shit6
- shiv10
- shoe6
- shop9
- shot6
- show9
- shri6
- shut7
- sibs7
- sice7
- sick11
- sics7
- side5
- sift7
- sigh8
- sike8
- silt5
- simp10
- sims7
- sine5
- sinh7
- sins5
- sipe7
- sips7
- sire4
- sirs4
- site4
- sith6
- sits4
- size13
- skep11
- skew11
- skip11
- skis8
- skit8
- slew8
- slip8
- slit5
- smew10
- smit7
- snip8
- snit5
- soph9
- sops7
- soth6
- sots4
- sows7
- spae7
- spas7
- spat7
- spec10
- sped8
- spew10
- spic10
- spik11
- spin8
- spit7
- spiv11
- spot7
- spue8
- sris4
- stat4
- staw7
- stem7
- step7
- stet4
- stew7
- stey6
- stir4
- stop7
- stow7
- stye6
- such10
- sues5
- suet5
- suit5
- supe8
- sups8
- swap10
- swat7
- swig9
- swim10
- swop10
- swot7
- syce9
- syph11
- tace7
- tach9
- tact7
- tape7
- taps7
- tass4
- tate4
- tats4
- taws7
- teas4
- teat4
- teds5
- tees4
- tegs6
- tels5
- temp10
- tens5
- tent5
- tepa7
- test4
- teth6
- tets4
- tews7
- text11
- thae6
- that6
- thaw9
- thee6
- them9
- then7
- thew9
- they8
- thin7
- thio6
- thir6
- this6
- thus7
- tick11
- tics7
- tide5
- tied5
- tier4
- ties4
- tike8
- tiki8
- tile5
- tils5
- tilt5
- time7
- tine5
- tins5
- tint5
- tipi7
- tips7
- tire4
- titi4
- tits4
- toes4
- toit4
- tope7
- toph9
- topi7
- tops7
- tosh6
- toss4
- tost4
- tote4
- tots4
- tows7
- tret4
- trip7
- tsks8
- tuis5
- tups8
- tush7
- tuts5
- twae7
- twas7
- twat7
- twee7
- twig9
- twin8
- twit7
- twos7
- tyes6
- type9
- uses5
- vest8
- vets8
- vice11
- vies8
- view11
- vise8
- waes7
- wait7
- waps10
- wash9
- wasp10
- wast7
- wats7
- watt7
- webs10
- weds8
- weep10
- wees7
- weet7
- weft10
- weir7
- welt8
- wens8
- went8
- wept10