5 letter words:
forby13,
yourn8,
bourn7,
4 letter words:
boyf12,
fury10,
bony9,
bufo9,
buoy9,
bury9,
forb9,
orby9,
ruby9,
four7,
your7,
born6,
boun6,
burn6,
ourn4,
3 letter words:
foy9,
fry9,
boy8,
buy8,
fob8,
fub8,
yob8,
fon6,
for6,
fou6,
fro6,
fun6,
fur6,
noy6,
ony6,
orf6,
ufo6,
yon6,
you6,
bon5,
bor5,
bro5,
bru5,
bun5,
bur5,
nob5,
nub5,
orb5,
rob5,
rub5,
urb5,
nor3,
nur3,
our3,
run3,
urn3,
2 letter words:
fy8,
by7,
ny5,
of5,
oy5,
yo5,
yu5,
bo4,
ob4,
no2,
nu2,
on2,
or2,
ou2,
un2,
ur2,