4 letters
- pale8
- pase7
- peal8
- peas7
- pehs9
- pews10
- phew12
- pies7
- pile8
- plea8
- plew11
- plie8
- sale5
- seal5
- shea6
- shew9
- sipe7
- slew8
- spae7
- spew10
- waes7
- wale8
- waif10
- pili8
- pain8
- pans8
- pawn11
- pian8
- pina8
- pins8
- plan9
- sain5
- sawn8
- shin7
- sinh7
- snap8
- snaw8
- snip8
- span8
- spin8
- swan8
- wain8
- wans8
- owls8
- piso7
- plow11
- pois7
- pols8
- posh9
- pows10
- shop9
- show9
- silo5
- slop8
- slow8
- soap7
- soil5
- sola5
- soli5
- soph9
- swop10
- pair7
- pars7
- rail5
- raps7
- rash6
- rasp7
- raws7
- rial5
- rias4
- rips7
- sari4
- shri6
- spar7
- wair7
- warp10
- wars7
- past7
- path9
- pats7
- phat9
- pita7
- pith9
- pits7
- plat8
- salt5
- sati4
- shat6
- shit6
- silt5
- sith6
- slat5
- slit5
- spat7
- spit7
- staw7
- swat7
- tail5
- tali5
- taps7
- taws7
- thaw9
- this6
- tils5
- tips7
- twas7
- wait7
- wast7
- wats7
- wawl11
e -
f -
i -
n -
o -
r -
t -
w -