5 letter words:
ferny11,
4 letter words:
eyry10,
ryfe10,
ferm9,
fern7,
reny7,
3 letter words:
fey9,
fry9,
fem8,
erf6,
fen6,
fer6,
nef6,
nye6,
ref6,
rye6,
yen6,
men5,
rem5,
ern3,
ren3,
2 letter words:
fy8,
my7,
ef5,
fe5,
ny5,
ye5,
em4,
me4,
en2,
er2,
ne2,
re2,