4 letters
- pics10
- pish9
- piso7
- pois7
- pols8
- posh9
- rhos6
- rich9
- rocs7
- roil5
- sail5
- scop10
- scot7
- scow10
- shim9
- shin7
- ship9
- shit6
- shiv10
- shmo9
- shod7
- shoe6
- shog8
- shoo6
- shop9
- shot6
- show9
- shri6
- shul8
- sial5
- sice7
- sick11
- sics7
- sigh8
- sild6
- silk9
- sill6
- silo5
- silt5
- sinh7
- sith6
- slid6
- slim8
- slip8
- slit5
- slob8
- sloe5
- slog7
- slop8
- slot5
- slow8
- sock11
- soil5
- sola5
- sold6
- sole5
- soli5
- solo5
- sols5
- soph9
- sori4
- soth6
- soul6
- spic10
- such10
- syli7
- thio6
- this6
- tics7
- tils5
- toil5
- tosh6
- viol9
- wich12
- wish9
- zoic16