4 letters
- rocs7
- rods5
- roes4
- roms7
- rood5
- roof7
- rook8
- room7
- root4
- rose4
- rosy6
- roto4
- rots4
- rows7
- runs6
- rush7
- scan8
- scar7
- scop10
- scot7
- scow10
- scry9
- shin7
- shmo9
- shod7
- shoe6
- shog8
- shoo6
- shop9
- shot6
- show9
- shri6
- shun8
- sinh7
- snob8
- snog7
- snot5
- snow8
- soar4
- sock11
- solo5
- sone5
- song7
- sons5
- sook8
- soon5
- soot4
- soph9
- sora4
- sorb7
- sord5
- sore4
- sori4
- sorn5
- sort4
- soth6
- sour5
- sown8
- such10
- sync10
- thro6
- tons5
- toon5
- torc7
- torn5
- toro4
- tors4
- tosh6
- unco9
- urns6
- wons8
- woos7
- worn8
- zoon14
- zoos13