8 letter words:
forborne13,
7 letter words:
forbore12,
6 letter words:
forren9,
froren9,
frorne9,
reroof9,
roofer9,
booner8,
reborn8,
5 letter words:
freon8,
frore8,
frorn8,
boner7,
borer7,
borne7,
boron7,
roneo5,
4 letter words:
forb9,
fern7,
foen7,
fone7,
fore7,
froe7,
orfe7,
roof7,
bone6,
boon6,
boor6,
bore6,
born6,
bren6,
brer6,
broo6,
ebon6,
oboe6,
robe6,
oner4,
rone4,
roon4,
rore4,
3 letter words:
fob8,
erf6,
fen6,
fer6,
foe6,
fon6,
for6,
fro6,
nef6,
oof6,
orf6,
ref6,
ben5,
bon5,
boo5,
bor5,
bro5,
brr5,
neb5,
nob5,
obe5,
obo5,
orb5,
reb5,
rob5,
eon3,
ern3,
err3,
noo3,
nor3,
one3,
ono3,
oon3,
oor3,
ore3,
ren3,
reo3,
roe3,
roo3,
2 letter words:
ef5,
fe5,
of5,
be4,
bo4,
ob4,
en2,
er2,
ne2,
no2,
oe2,
on2,
oo2,
or2,
re2,