5 letter words:
frena8,
4 letter words:
barf9,
frab9,
fane7,
fare7,
fear7,
fern7,
frae7,
bane6,
bare6,
barn6,
bean6,
bear6,
brae6,
bran6,
bren6,
nabe6,
earn4,
nare4,
near4,
rean4,
3 letter words:
fab8,
arf6,
erf6,
fae6,
fan6,
far6,
fen6,
fer6,
fra6,
nef6,
ref6,
arb5,
ban5,
bar5,
ben5,
bra5,
nab5,
neb5,
reb5,
ane3,
are3,
ean3,
ear3,
era3,
ern3,
nae3,
ran3,
ren3,
2 letter words:
ef5,
fa5,
fe5,
ab4,
ba4,
be4,
ae2,
an2,
ar2,
ea2,
en2,
er2,
na2,
ne2,
re2,