4 letters
- sank9
- saps7
- sark8
- scab10
- scad8
- scag9
- scam10
- scan8
- scar7
- scat7
- scop10
- scup11
- sick11
- skag10
- skas8
- skat8
- skep11
- skip11
- skua9
- slab8
- slap8
- snap8
- soak8
- soap7
- sock11
- spae7
- spam10
- span8
- spar7
- spas7
- spat7
- spay9
- spaz16
- spec10
- spic10
- spik11
- stab7
- suba8
- suck12
- swab10
- swap10
- tabs7
- tack11
- taka8
- tapa7
- taps7
- task8
- upas8
- vacs11
- vasa8
- wabs10
- wack14
- waps10
- wasp10
- yack13
- yaks10
- yaps9
- zaps16