4 letters
- ship9
- shog8
- shop9
- shun8
- sice7
- sick11
- sics7
- sigh8
- sign7
- silo5
- simp10
- sine5
- sing7
- sinh7
- sink9
- sins5
- sipe7
- sips7
- skin9
- skip11
- slip8
- slog7
- slop8
- slug8
- smog9
- smug10
- snag7
- snap8
- snib8
- snip8
- snit5
- snob8
- snog7
- snot5
- snow8
- snub9
- snug8
- soap7
- sock11
- soil5
- soli5
- sone5
- song7
- sons5
- soon5
- soph9
- sops7
- sori4
- sorn5
- souk9
- soul6
- soup8
- sour5
- sous5
- sown8
- span8
- spec10
- spic10
- spik11
- spin8
- spit7
- spiv11
- spot7
- spud9
- spue8
- spun9
- spur8
- stop7
- stun6
- such10
- suck12
- sugh9
- suit5
- sumo8
- sump11
- sung8
- sunk10
- sunn7
- suns6
- supe8
- sups8
- swig9
- swop10
- sync10
- tics7
- ting7
- tins5
- tips7
- togs6
- tong7
- tons5
- topi7
- tops7
- tugs7
- tuis5
- tung8
- tuns6
- tups8
- udos6
- ughs9
- umps11
- unai6
- unci9
- unco9
- undo7
- unit6
- unto6
- upas8
- updo9
- upon9
- uric8
- urns6
- vigs10
- vino9
- vugs11
- wigs9
- wing10
- wino8
- wins8
- wisp10
- wogs9
- wons8
- wops10
- yins7
- yips9
- yogi8
- yoni7
- yups10
- zigs15
- zinc17
- zing16
- zins14
- zips16
- zoic16