4 letters
- pyas9
- raps7
- rasp7
- rusk9
- sack11
- sail5
- sake8
- saki8
- sale5
- sall6
- salp8
- sals5
- salt5
- samp10
- sank9
- saps7
- sark8
- saul6
- scup11
- seal5
- shul8
- sial5
- silk9
- skag10
- skas8
- skat8
- skep11
- skip11
- skua9
- slab8
- slag7
- slam8
- slap8
- slat5
- slaw8
- slay7
- slip8
- slop8
- slub9
- slue6
- slug8
- slum9
- slur6
- slut6
- snap8
- soak8
- soap7
- sola5
- souk9
- soul6
- soup8
- spae7
- spam10
- span8
- spar7
- spas7
- spat7
- spay9
- spaz16
- spik11
- spud9
- spue8
- spun9
- spur8
- suba8
- suck12
- sulk10
- sulu7
- sump11
- sunk10
- supe8
- sups8
- sura5
- swap10
- talk9
- taps7
- task8
- taus5
- tups8
- tusk9
- ukes9
- ulan7
- ulna7
- ulus7
- ulva10
- umps11
- upas8
- ursa5
- utas5
- vaus9
- walk12
- waps10
- wasp10
- wauk12
- waul9
- yaks10
- yaps9
- yaup10
- yuks11
- yups10
- zaps16