4 letters
- sans5
- saps7
- sash6
- sass4
- sawn8
- saws7
- says6
- scam10
- scan8
- seam7
- seas4
- sham9
- shmo9
- sima7
- sims7
- sins5
- skas8
- slam8
- smog9
- snag7
- snap8
- snaw8
- snob8
- snog7
- snot5
- snow8
- soak8
- soap7
- soar4
- sobs7
- soda5
- sods5
- sofa7
- soja13
- sola5
- sols5
- soma7
- some7
- sone5
- song7
- sons5
- soon5
- sops7
- sora4
- sorn5
- sots4
- sous5
- sown8
- sows7
- soya6
- soys6
- spam10
- span8
- spas7
- stoa4
- sumo8
- sums8
- suns6
- swam10
- swan8
- tams7
- tans5
- taos4
- tass4
- toms7
- tons5
- toss4
- vans9
- wans8
- wons8
- yams9