4 letters
- rins5
- rips7
- rugs7
- ruin6
- rung8
- runs6
- sain5
- sang7
- sawn8
- scup11
- sewn8
- shin7
- ship9
- shun8
- sigh8
- sign7
- simp10
- sine5
- sing7
- sinh7
- sink9
- sins5
- sipe7
- sips7
- skin9
- skip11
- slip8
- slug8
- smug10
- snag7
- snap8
- snaw8
- snib8
- snip8
- snit5
- snog7
- snow8
- snub9
- snug8
- song7
- soup8
- sown8
- span8
- spew10
- spic10
- spik11
- spin8
- spit7
- spiv11
- spud9
- spue8
- spun9
- spur8
- stun6
- sugh9
- suit5
- sump11
- sung8
- sunk10
- sunn7
- suns6
- supe8
- sups8
- swag9
- swan8
- swap10
- swig9
- swim10
- swop10
- swum11
- ting7
- tins5
- tipi7
- tips7
- tugs7
- tuis5
- tung8
- tuns6
- tups8
- twig9
- twin8
- ughs9
- umps11
- unai6
- unci9
- unit6
- upas8
- upon9
- urns6
- vigs10
- vugg13
- vugs11
- wags9
- wain8
- wans8
- waps10
- wasp10
- wens8
- whig11
- whin10
- whip12
- wigs9
- wimp13
- wind9
- wine8
- wing10
- wink12
- wino8
- wins8
- winy10
- wipe10
- wise7
- wish9
- wisp10
- wiss7
- wist7
- wits7
- wogs9
- wons8
- wops10
- wuss8
- wynn11
- wyns10
- yins7
- yips9
- yups10
- ywis9
- zigs15
- zing16
- zins14
- zips16