4 letters
- seen5
- seep7
- seer4
- send6
- sene5
- sent5
- sept7
- sera4
- sere4
- serf7
- sers4
- seta4
- sewn8
- shea6
- sine5
- sipe7
- sire4
- skep11
- slap8
- snag7
- snap8
- snaw8
- sned6
- snip8
- snye7
- soap7
- soar4
- sone5
- sora4
- sore4
- sorn5
- spae7
- spam10
- span8
- spar7
- spas7
- spat7
- spay9
- spaz16
- spec10
- sped8
- spew10
- spin8
- spry9
- spue8
- spun9
- spur8
- star4
- step7
- suer5
- sunn7
- supe8
- sura5
- sure5
- swan8
- swap10
- syne7
- tans5
- tape7
- taps7
- tare4
- tarn5
- tarp7
- tars4
- tear4
- teas4
- tens5
- tepa7
- tern5
- trap7
- tsar4
- upas8
- urea5
- urns6
- ursa5
- user5
- vane9
- vans9
- vars8
- vase8
- vena9
- vera8
- waes7
- wane8
- wans8
- waps10
- ware7
- warn8
- warp10
- wars7
- wasp10
- wean8
- wear7
- wens8
- wrap10
- wren8
- yaps9
- yare6
- yarn7
- yean7
- year6
- yeas6
- yens7
- zaps16