4 letters
- piso7
- pock14
- poco10
- pois7
- poms10
- rick11
- rims7
- risk8
- rock11
- rocs7
- roms7
- rook8
- room7
- sack11
- saki8
- scam10
- scop10
- scot7
- scow10
- scum11
- semi7
- shim9
- shmo9
- shoo6
- sice7
- sick11
- sics7
- sike8
- silk9
- silo5
- sima7
- simp10
- sims7
- sink9
- skid9
- skim11
- skin9
- skip11
- skis8
- skit8
- slim8
- smit7
- smog9
- soak8
- sock11
- soil5
- soke8
- soli5
- solo5
- soma7
- some7
- sook8
- soon5
- soot4
- sori4
- souk9
- spic10
- spik11
- suck12
- sumo8
- swim10
- tick11
- tics7
- toms7
- took8
- toom7
- vims11
- wick14
- woks11
- woos7
- yock13
- yoks10
- zoic16
- zoom16
- zoos13