4 letters
- pelf11
- pelt8
- phat9
- phew12
- pial8
- pile8
- pily10
- plan9
- plat8
- play10
- plea8
- pleb11
- pled9
- plew11
- plie8
- ploy10
- pole8
- poly10
- pray9
- prey9
- pula9
- pule9
- pyas9
- pyes9
- pyre9
- rale5
- rape7
- real5
- reap7
- rely7
- rhea6
- sale5
- salp8
- seal5
- shay8
- shea6
- slap8
- slay7
- spae7
- spay9
- syph11
- tael5
- tale5
- tape7
- teal5
- tela5
- tepa7
- thae6
- they8
- type9
- vale9
- veal9
- vela9
- wale8
- waly10
- weal8
- whap12
- whey11
- wyle10
- yald8
- yaps9
- yare6
- yaup10
- yawl10
- yawp12
- yeah8
- yean7
- year6
- yeas6
- yech11
- yeld8
- yelk11
- yell8
- yelp10
- yipe9
- ylem10
- yule8
- zeal14