4 letters
- sord5
- sori4
- soul6
- soup8
- soya6
- spae7
- spam10
- span8
- spar7
- spas7
- spat7
- spay9
- spaz16
- sped8
- spic10
- spik11
- spin8
- spit7
- spiv11
- spot7
- spud9
- stoa4
- stop7
- sumo8
- sump11
- swam10
- swap10
- swim10
- swop10
- syli7
- tads5
- tail5
- tala5
- tali5
- tall6
- tamp10
- tams7
- taos4
- tapa7
- taps7
- till6
- tils5
- tips7
- toad5
- tods5
- toil5
- tola5
- told6
- toll6
- toms7
- topi7
- tops7
- udos6
- umps11
- upas8
- updo9
- vail9
- vamp14
- vasa8
- vial9
- vill10
- vims11
- viol9
- visa8
- void9
- wadi8
- wads8
- wail8
- wall9
- waps10
- wasp10
- wild9
- will9
- wimp13
- wisp10
- woad8
- wold9
- wops10
- yald8
- yams9
- yaps9
- yids7
- yill8
- yips9
- yods7
- zaps16
- zill15
- zips16