4 letters
- pyin10
- rips7
- roil5
- ropy9
- rosy6
- sail5
- salp8
- scop10
- ship9
- shop9
- sial5
- sild6
- silk9
- sill6
- silo5
- silt5
- simp10
- sipe7
- sips7
- sizy15
- skip11
- slap8
- slay7
- slid6
- slim8
- slip8
- slit5
- slob8
- sloe5
- slog7
- slop8
- slot5
- slow8
- snip8
- soap7
- soil5
- sola5
- sold6
- sole5
- soli5
- solo5
- sols5
- soph9
- sops7
- sori4
- soul6
- soup8
- soya6
- soys6
- spay9
- spic10
- spik11
- spin8
- spit7
- spiv11
- spot7
- spry9
- stop7
- swop10
- sybo9
- syli7
- syph11
- tils5
- tips7
- toil5
- topi7
- tops7
- toys6
- typo9
- typp12
- viol9
- wily10
- wisp10
- wops10
- yaps9
- yelp10
- yids7
- yill8
- yins7
- yipe9
- yips9
- yobs9
- yods7
- yogi8
- yoks10
- yolk11
- yoni7
- yowl10
- yows9
- yups10
- ywis9
- zips16