4 letters
- sals5
- saps7
- scop10
- scot7
- scow10
- scup11
- secs7
- sell6
- sels5
- shoo6
- shop9
- sics7
- sill6
- silo5
- sips7
- slap8
- slip8
- slob8
- sloe5
- slog7
- slop8
- slot5
- slow8
- soap7
- sobs7
- sock11
- sods5
- soil5
- sola5
- sold6
- sole5
- soli5
- solo5
- sols5
- sons5
- sook8
- soon5
- soot4
- soph9
- sops7
- sots4
- soul6
- soup8
- sous5
- sows7
- soys6
- spas7
- spec10
- spic10
- spot7
- stop7
- sups8
- swop10
- toll6
- tool5
- tops7
- toss4
- wool8
- woos7
- wops10
- zoos13