6 letter words:
muffin14,
immune10,
4 letter words:
meff12,
miff12,
muff12,
fief10,
fife10,
niff10,
nuff10,
fume9,
mime8,
enuf7,
feni7,
fine7,
neif7,
nief7,
nife7,
mein6,
menu6,
mien6,
mine6,
muni6,
neum6,
3 letter words:
eff9,
iff9,
fem8,
fum8,
mem7,
mim7,
mum7,
umm7,
fen6,
feu6,
fie6,
fin6,
fun6,
nef6,
emu5,
men5,
meu5,
mun5,
nim5,
nie3,
uni3,
2 letter words:
mm6,
ef5,
fe5,
if5,
em4,
me4,
mi4,
mu4,
um4,
en2,
in2,
ne2,
nu2,
un2,