5 letter words:
fubby15,
nobby12,
nubby12,
bayou10,
boyau10,
bunya10,
nabob9,
noyau8,
4 letter words:
boyf12,
baby11,
ofay10,
bony9,
bufo9,
buoy9,
babu8,
boab8,
boba8,
buba8,
bubo8,
fano7,
faun7,
yuan7,
bona6,
boun6,
buna6,
3 letter words:
fay9,
foy9,
aby8,
bay8,
boy8,
buy8,
fab8,
fob8,
fub8,
yob8,
abb7,
bob7,
bub7,
any6,
auf6,
ayu6,
fan6,
fon6,
fou6,
fun6,
nay6,
noy6,
oaf6,
ony6,
ufo6,
yon6,
you6,
abo5,
ban5,
boa5,
bon5,
bun5,
nab5,
nob5,
nub5,
oba5,
2 letter words:
fy8,
by7,
ay5,
fa5,
ny5,
of5,
oy5,
ya5,
yo5,
yu5,
ab4,
ba4,
bo4,
ob4,
an2,
na2,
no2,
nu2,
on2,
ou2,
un2,