4 letters
- sols5
- sook8
- soon5
- soot4
- sorb7
- soul6
- sown8
- sows7
- soya6
- soys6
- stob7
- stow7
- swab10
- sway9
- swob10
- swop10
- swot7
- sybo9
- syli7
- toby9
- tool5
- tows7
- towy9
- toyo6
- toys6
- twos7
- vows11
- wabs10
- waly10
- ways9
- webs10
- whys11
- wily10
- woes7
- wogs9
- woks11
- wold9
- wolf11
- womb13
- wons8
- wood8
- woof10
- wool8
- woos7
- wops10
- wost7
- wots7
- wows10
- wyes9
- wyle10
- wyns10
- yawl10
- yaws9
- yews9
- yobs9
- yods7
- yoks10
- yolk11
- yowe9
- yowl10
- yows9
- ywis9
- zoos13