4 letters
- psis7
- psst7
- pubs11
- puds9
- pugh12
- pugs10
- puja17
- pula9
- pule9
- puli9
- pull10
- pulp12
- puls9
- puma11
- puna9
- puns9
- pupa11
- pups11
- purl9
- purs8
- push10
- puss8
- puts8
- pyas9
- raps7
- rash6
- rasp7
- rhus7
- rush7
- sabs7
- sacs7
- sags6
- sail5
- sale5
- sall6
- salp8
- sals5
- salt5
- samp10
- sans5
- saps7
- sash6
- sass4
- saul6
- saws7
- says6
- scup11
- seal5
- seas4
- sels5
- shad7
- shag8
- shah8
- sham9
- shat6
- shaw9
- shay8
- shea6
- shes6
- ship9
- shop9
- shul8
- shun8
- shut7
- sial5
- sips7
- skas8
- skua9
- slab8
- slag7
- slam8
- slap8
- slat5
- slaw8
- slay7
- slip8
- slop8
- slub9
- slue6
- slug8
- slum9
- slur6
- slut6
- snap8
- soap7
- sola5
- sols5
- soph9
- sops7
- soul6
- soup8
- sous5
- spae7
- spam10
- span8
- spar7
- spas7
- spat7
- spay9
- spaz16
- spud9
- spue8
- spun9
- spur8
- suba8
- subs8
- such10
- suds6
- sues5
- sugh9
- sulk10
- sulu7
- sump11
- sums8
- suns6
- supe8
- sups8
- suqs14
- sura5
- suss5
- swap10
- syph11
- taps7
- tass4
- taus5
- thus7
- tups8
- tush7
- ughs9
- ulan7
- ulna7
- ulus7
- ulva10
- umps11
- upas8
- ursa5
- uses5
- utas5
- vaus9
- waps10
- wash9
- wasp10
- waul9
- whap12
- wuss8
- yaps9
- yaup10
- yups10
- zaps16