4 letters
- poco10
- pons8
- poon8
- robs7
- rock11
- rocs7
- rook8
- sack11
- sank9
- scab10
- scan8
- scop10
- scot7
- scow10
- shoo6
- sick11
- sink9
- skin9
- slob8
- snib8
- snob8
- snog7
- snot5
- snow8
- snub9
- soak8
- sobs7
- sock11
- soke8
- solo5
- sone5
- song7
- sons5
- sook8
- soon5
- soot4
- sorb7
- sorn5
- souk9
- sown8
- stob7
- suck12
- sunk10
- sunn7
- swob10
- sybo9
- sync10
- tons5
- took8
- toon5
- unco9
- woks11
- wonk12
- wons8
- woos7
- yobs9
- yock13
- yoks10
- zonk18
- zoon14
- zoos13