4 letters
- sans5
- saps7
- sari4
- sark8
- sash6
- sawn8
- saws7
- sham9
- shaw9
- shim9
- shin7
- ship9
- shmo9
- shop9
- show9
- shri6
- sima7
- simp10
- sims7
- sinh7
- sink9
- sins5
- sips7
- sirs4
- skas8
- skim11
- skin9
- skip11
- skis8
- snap8
- snaw8
- snip8
- snow8
- soak8
- soap7
- soar4
- soma7
- sons5
- soph9
- sops7
- sora4
- sori4
- sorn5
- sown8
- sows7
- spam10
- span8
- spar7
- spas7
- spik11
- spin8
- sris4
- swam10
- swan8
- swap10
- swim10
- swop10
- wain8
- wair7
- wans8
- waps10
- wark11
- warm10
- warn8
- warp10
- wars7
- wash9
- wasp10
- wham12
- whap12
- whim12
- whin10
- whip12
- whir9
- whoa9
- whom12
- whop12
- wimp13
- wink12
- wino8
- wins8
- wish9
- wisp10
- wiss7
- woks11
- wonk12
- wons8
- wops10
- work11
- worm10
- worn8
- wrap10