4 letters
- said5
- sail5
- sain5
- saki8
- sari4
- sash6
- sati4
- saul6
- scab10
- scad8
- scag9
- scam10
- scan8
- scar7
- scat7
- scud9
- scum11
- scup11
- scut8
- shad7
- shag8
- shah8
- sham9
- shat6
- shaw9
- shay8
- shea6
- shim9
- shin7
- ship9
- shit6
- shiv10
- shri6
- shul8
- shun8
- shut7
- sial5
- sice7
- sick11
- sics7
- sigh8
- sima7
- sinh7
- sith6
- skua9
- spic10
- suba8
- such10
- suck12
- sugh9
- suit5
- sulu7
- sura5
- tach9
- taus5
- this6
- thus7
- tics7
- tuis5
- tush7
- ughs9
- ulus7
- unai6
- unau7
- unci9
- upas8
- uric8
- ursa5
- urus6
- utas5
- vacs11
- vasa8
- vaus9
- visa8
- wash9
- wich12
- wish9
- yuca10
- yuch12