4 letters
- pows10
- pros7
- psis7
- pubs11
- puds9
- pugs10
- pula9
- pule9
- puli9
- pull10
- pulp12
- puls9
- puns9
- pups11
- puri8
- purl9
- purs8
- push10
- puss8
- puts8
- quip17
- rill6
- rips7
- roil5
- roll6
- roup8
- sail5
- sall6
- salp8
- saul6
- scop10
- scup11
- sell6
- ship9
- shop9
- shul8
- sial5
- sild6
- silk9
- sill6
- silo5
- silt5
- simp10
- sipe7
- sips7
- skip11
- slap8
- slid6
- slim8
- slip8
- slit5
- slob8
- sloe5
- slog7
- slop8
- slot5
- slow8
- slub9
- slue6
- slug8
- slum9
- slur6
- slut6
- snip8
- soap7
- soil5
- sola5
- sold6
- sole5
- soli5
- solo5
- sols5
- soph9
- sops7
- sori4
- souk9
- soul6
- soup8
- sour5
- sous5
- spic10
- spik11
- spin8
- spit7
- spiv11
- spot7
- spud9
- spue8
- spun9
- spur8
- stop7
- suit5
- sulk10
- sulu7
- sumo8
- sump11
- supe8
- sups8
- swop10
- syli7
- till6
- tils5
- tips7
- toil5
- toll6
- tolu6
- topi7
- tops7
- tuis5
- tups8
- udos6
- ulus7
- umps11
- upas8
- updo9
- upon9
- urus6
- vill10
- viol9
- will9
- wisp10
- wops10
- yill8
- yips9
- yups10
- zill15
- zips16