5 letter words:
fudge10,
unfed9,
nudge7,
4 letter words:
fend8,
feud8,
fund8,
fung8,
enuf7,
dung6,
gude6,
dune5,
genu5,
nude5,
unde5,
3 letter words:
def7,
fed7,
feg7,
fud7,
fug7,
fen6,
feu6,
fun6,
nef6,
deg5,
dug5,
ged5,
den4,
due4,
dun4,
end4,
eng4,
gen4,
gnu4,
gue4,
gun4,
ned4,
neg4,
2 letter words:
ef5,
fe5,
de3,
ed3,
gu3,
ug3,
en2,
ne2,
nu2,
un2,