4 letters
- snaw8
- sned6
- snip8
- snye7
- soap7
- soda5
- sola5
- sold6
- soya6
- spae7
- spam10
- span8
- spar7
- spas7
- spat7
- spay9
- spaz16
- sped8
- spin8
- spry9
- spud9
- spun9
- stay6
- swan8
- swap10
- sway9
- syli7
- sync10
- syne7
- syph11
- tads5
- tala5
- tall6
- tans5
- tapa7
- taps7
- ulan7
- ulna7
- undy9
- upas8
- vans9
- vasa8
- wads8
- wady10
- wall9
- waly10
- wand9
- wans8
- wany10
- waps10
- wasp10
- ways9
- wynd11
- wyns10
- yaks10
- yald8
- yams9
- yang9
- yank11
- yaps9
- yard7
- yarn7
- yaud8
- yaup10
- yawl10
- yawn10
- yawp12
- yaws9
- yays8
- yean7
- yeas6
- yeld8
- yell8
- yelp10
- yens7
- yids7
- yill8
- yins7
- yips9
- yods7
- yond8
- yuan8
- yups10
- zany16
- zaps16