4 letters
- snib8
- snit5
- snob8
- snot5
- sobs7
- sods5
- soft7
- soil5
- soli5
- solo5
- sols5
- sons5
- sook8
- soon5
- soot4
- sops7
- sorb7
- sori4
- sort4
- soth6
- sots4
- sous5
- sows7
- soys6
- spit7
- spot7
- sris4
- stab7
- stir4
- stoa4
- stob7
- stop7
- stow7
- stub8
- subs8
- suit5
- swob10
- swot7
- sybo9
- tabs7
- taos4
- tass4
- thio6
- this6
- tics7
- ties4
- tils5
- tins5
- tips7
- tiro4
- tits4
- toby9
- tods5
- toes4
- togs6
- toil5
- toit4
- tomb10
- toms7
- tons5
- took8
- tool5
- toom7
- toon5
- toot4
- topi7
- tops7
- tori4
- toro4
- tors4
- tosh6
- toss4
- tost4
- tots4
- tows7
- toyo6
- toys6
- trio4
- tsks8
- tubs8
- tuis5
- twos7
- wiss7
- wist7
- wits7
- woos7
- wost7
- wots7
- yobs9
- zits13
- zoos13