4 letters
- pows10
- prau8
- pubs11
- puck15
- puds9
- pugs10
- puja17
- puke12
- pula9
- pule9
- puli9
- pull10
- pulp12
- puls9
- puma11
- puna9
- punk13
- puns9
- pupa11
- pups11
- purl9
- purs8
- push10
- puss8
- puts8
- pyas9
- raps7
- rasp7
- raws7
- rusk9
- sack11
- sail5
- sake8
- saki8
- sale5
- sall6
- salp8
- sals5
- salt5
- samp10
- sank9
- saps7
- sark8
- saul6
- sawn8
- saws7
- scup11
- seal5
- shaw9
- shul8
- sial5
- silk9
- skag10
- skas8
- skat8
- skep11
- skew11
- skip11
- skua9
- slab8
- slag7
- slam8
- slap8
- slat5
- slaw8
- slay7
- slew8
- slip8
- slop8
- slow8
- slub9
- slue6
- slug8
- slum9
- slur6
- slut6
- snap8
- snaw8
- soak8
- soap7
- sola5
- souk9
- soul6
- soup8
- spae7
- spam10
- span8
- spar7
- spas7
- spat7
- spay9
- spaz16
- spew10
- spik11
- spud9
- spue8
- spun9
- spur8
- staw7
- suba8
- suck12
- sulk10
- sulu7
- sump11
- sunk10
- supe8
- sups8
- sura5
- swab10
- swag9
- swam10
- swan8
- swap10
- swat7
- sway9
- swop10
- swum11
- talk9
- taps7
- task8
- taus5
- taws7
- tups8
- tusk9
- twas7
- ukes9
- ulan7
- ulna7
- ulus7
- ulva10
- umps11
- upas8
- ursa5
- utas5
- vaus9
- vaws11
- wabs10
- wack14
- wads8
- waes7
- wags9
- wail8
- wake11
- wale8
- walk12
- wall9
- waly10
- wans8
- waps10
- wark11
- warp10
- wars7
- wash9
- wasp10
- wast7
- wats7
- wauk12
- waul9
- waur8
- wawl11
- waws10
- ways9
- weak11
- weal8
- weka11
- whap12
- wisp10
- woks11
- wops10
- wrap10
- wuss8
- yaks10
- yaps9
- yaup10
- yawl10
- yawp12
- yaws9
- yuks11
- yups10
- zaps16