5 letter words:
femur10,
fumer10,
rheum10,
4 letter words:
fehm12,
humf12,
ferm9,
fume9,
herm9,
huer7,
mure6,
rume6,
3 letter words:
feh9,
fem8,
fum8,
hem8,
hum8,
erf6,
fer6,
feu6,
fur6,
her6,
hue6,
ref6,
reh6,
emu5,
meu5,
rem5,
rum5,
umu5,
rue3,
ure3,
2 letter words:
hm7,
ef5,
eh5,
fe5,
he5,
uh5,
em4,
me4,
mu4,
um4,
er2,
re2,
ur2,