4 letters
- sain5
- sake8
- saki8
- sals5
- sand6
- sane5
- sang7
- sank9
- sans5
- saps7
- sard5
- sari4
- sark8
- sash6
- sass4
- sati4
- sawn8
- saws7
- says6
- scan8
- scar7
- sear4
- seas4
- seis4
- sera4
- sers4
- shad7
- shag8
- shah8
- sham9
- shat6
- shaw9
- shay8
- shea6
- shes6
- shim9
- shin7
- ship9
- shit6
- shiv10
- shri6
- shun8
- sial5
- sibs7
- sick11
- sics7
- sigh8
- sign7
- sike8
- silk9
- sima7
- sims7
- sine5
- sing7
- sinh7
- sink9
- sins5
- sips7
- sire4
- sirs4
- sith6
- sits4
- skag10
- skas8
- skat8
- skid9
- skim11
- skin9
- skip11
- skis8
- skit8
- skua9
- snag7
- snap8
- snaw8
- snib8
- snip8
- snit5
- soak8
- soar4
- sons5
- sora4
- sori4
- sorn5
- span8
- spar7
- spas7
- spik11
- spin8
- sris4
- star4
- stir4
- sunk10
- suns6
- sura5
- suss5
- swan8
- tahr6
- tain5
- tank9
- tans5
- tarn5
- tars4
- task8
- tass4
- than7
- thin7
- thir6
- this6
- tins5
- tsar4
- tsks8
- unai6
- urns6
- ursa5
- vain9
- vair8
- vans9
- vars8
- vina9
- visa8
- wain8
- wair7
- wans8
- wark11
- warn8
- wars7
- wash9
- whin10
- whir9
- wink12
- wins8
- wish9
- wiss7
- yaks10
- yank11
- yarn7
- yins7
- zins14