5 letter words:
frape10,
farer8,
parer7,
raper7,
4 letter words:
frap9,
fare7,
fear7,
frae7,
aper6,
pare6,
parr6,
pear6,
rape6,
reap6,
rare4,
rear4,
3 letter words:
fap8,
arf6,
erf6,
fae6,
far6,
fer6,
fra6,
ref6,
ape5,
par5,
pea5,
per5,
pre5,
rap5,
rep5,
are3,
ear3,
era3,
err3,
2 letter words:
ef5,
fa5,
fe5,
pa4,
pe4,
ae2,
ar2,
ea2,
er2,
re2,