4 letters
- scam10
- scan8
- scar7
- scat7
- scop10
- scot7
- scow10
- scup11
- seas4
- secs7
- shop9
- sics7
- sips7
- skas8
- slap8
- slop8
- snap8
- soak8
- soap7
- soar4
- sobs7
- sock11
- soda5
- sods5
- sofa7
- soja13
- sola5
- sols5
- soma7
- sons5
- soph9
- sops7
- sora4
- sots4
- soup8
- sous5
- sows7
- soya6
- soys6
- spae7
- spam10
- span8
- spar7
- spas7
- spat7
- spay9
- spaz16
- spec10
- spic10
- spot7
- stoa4
- stop7
- sups8
- swap10
- swop10
- taco7
- taos4
- taps7
- tass4
- tops7
- toss4
- upas8
- vacs11
- waps10
- wasp10
- wops10
- yaps9
- zaps16