4 letters
- olds6
- oleo5
- oles5
- olio5
- oohs6
- oops7
- oots4
- orcs7
- ouch10
- owls8
- poco10
- polo8
- pols8
- poms10
- pooh9
- pool8
- posh9
- rhos6
- rocs7
- roms7
- room7
- scam10
- scop10
- scot7
- scow10
- scum11
- sham9
- shim9
- shmo9
- shod7
- shoe6
- shog8
- shoo6
- shop9
- shot6
- show9
- shul8
- silo5
- slam8
- slim8
- slob8
- sloe5
- slog7
- slop8
- slot5
- slow8
- slum9
- smog9
- sock11
- soil5
- sola5
- sold6
- sole5
- soli5
- solo5
- sols5
- soma7
- some7
- sook8
- soon5
- soot4
- soph9
- soth6
- soul6
- such10
- sumo8
- toms7
- tool5
- toom7
- tosh6
- whom12
- wool8
- woos7
- zoom16
- zoos13