4 letters
- soak8
- soap7
- soar4
- sock11
- soda5
- sofa7
- soja13
- soke8
- sola5
- soma7
- sook8
- sora4
- souk9
- sown8
- sows7
- soya6
- staw7
- stoa4
- stow7
- suck12
- swab10
- swag9
- swam10
- swan8
- swap10
- swat7
- sway9
- swob10
- swop10
- swot7
- tack11
- taco7
- taos4
- task8
- taws7
- tows7
- twas7
- twos7
- vacs11
- vaws11
- vows11
- wabs10
- wack14
- wads8
- waes7
- wags9
- wake11
- walk12
- wans8
- waps10
- wark11
- wars7
- wash9
- wasp10
- wast7
- wats7
- wauk12
- waws10
- ways9
- weak11
- weka11
- whoa9
- wick14
- woad8
- woes7
- wogs9
- woke11
- woks11
- wonk12
- wons8
- woos7
- wops10
- work11
- wost7
- wots7
- wows10
- yack13
- yaks10
- yaws9
- yock13
- yoks10
- yows9