4 letters
- song7
- sora4
- sorb7
- sord5
- sore4
- sori4
- sorn5
- sort4
- sour5
- sown8
- sows7
- soya6
- spam10
- spar7
- stag6
- star4
- staw7
- stoa4
- stow7
- sumo8
- sura5
- swab10
- swag9
- swam10
- swan8
- swap10
- swat7
- sway9
- swig9
- swim10
- swob10
- swop10
- swot7
- swum11
- tags6
- tams7
- taos4
- taro4
- tars4
- taws7
- toga6
- togs6
- toms7
- tora4
- torr4
- tors4
- tows7
- tram7
- trow7
- tsar4
- twas7
- twos7
- ursa5
- vars8
- vaws11
- vows11
- vrow11
- wabs10
- wads8
- waes7
- wage9
- wags9
- wair7
- wame10
- wans8
- waps10
- ward8
- ware7
- wark11
- warm10
- warn8
- warp10
- wars7
- wart7
- wary9
- wash9
- wasp10
- wast7
- wats7
- waur8
- waws10
- ways9
- wear7
- wham12
- whoa9
- whom12
- wigs9
- woad8
- woes7
- wogs9
- woks11
- womb13
- wons8
- woos7
- wops10
- word8
- wore7
- work11
- worm10
- worn8
- wort7
- wost7
- wots7
- wows10
- wrap10
- yams9
- yaws9
- yoga8
- yows9
- zags15