7 letter words:
fernery13,
5 letter words:
ferny11,
ferry11,
feyer11,
fryer11,
reefy11,
refry11,
freer8,
frere8,
refer8,
4 letter words:
eery7,
eyen7,
eyer7,
eyne7,
eyre7,
fere7,
fern7,
free7,
reef7,
erne4,
3 letter words:
fey9,
fry9,
eye6,
fee6,
fen6,
fer6,
ref6,
rye6,
yen6,
ere3,
ern3,
err3,
nee3,
ree3,
2 letter words:
ef5,
fe5,
ye5,
en2,
er2,
ne2,
re2,