6 letter words:
frenum11,
5 letter words:
femur10,
fumer10,
rheum10,
rumen7,
4 letter words:
fume9,
herm9,
enuf7,
fern7,
hern7,
menu6,
mure6,
neum6,
rune4,
3 letter words:
feh9,
fem8,
hem8,
hum8,
fen6,
fer6,
feu6,
fun6,
fur6,
hen6,
her6,
hue6,
hun6,
ref6,
emu5,
men5,
mun5,
rem5,
rum5,
ern3,
rue3,
run3,
urn3,
2 letter words:
hm7,
ef5,
eh5,
fe5,
he5,
uh5,
em4,
me4,
mu4,
um4,
en2,
er2,
ne2,
nu2,
re2,
un2,