4 letters
- snaw8
- soap7
- soar4
- sops7
- sora4
- sows7
- soya6
- soys6
- spae7
- spam10
- span8
- spar7
- spas7
- spat7
- spay9
- spaz16
- spew10
- spry9
- spur8
- sris4
- star4
- staw7
- stay6
- sups8
- sura5
- swab10
- swag9
- swam10
- swan8
- swap10
- swat7
- sway9
- swop10
- syph11
- taps7
- tarp7
- tars4
- tass4
- taws7
- trap7
- tray6
- tsar4
- twas7
- upas8
- ursa5
- vars8
- vary10
- vaws11
- wabs10
- wads8
- wady10
- waes7
- wags9
- wair7
- waly10
- wans8
- wany10
- waps10
- ward8
- ware7
- wark11
- warm10
- warn8
- warp10
- wars7
- wart7
- wary9
- wash9
- wasp10
- wast7
- wats7
- waur8
- wavy13
- waws10
- waxy16
- ways9
- wear7
- whap12
- whys11
- wiry9
- wisp10
- wiss7
- wops10
- wrap10
- wuss8
- wyes9
- wyns10
- yaks10
- yams9
- yaps9
- yard7
- yare6
- yarn7
- yaup10
- yawl10
- yawn10
- yawp12
- yaws9
- yays8
- year6
- yeas6
- yews9
- yips9
- yows9
- yups10
- ywis9
- zaps16