5 letter words:
rhumb12,
thumb12,
berth10,
rheum10,
therm10,
thrum10,
brume9,
umber9,
brute7,
buret7,
muter7,
rebut7,
tuber7,
4 letter words:
beth9,
bhut9,
buhr9,
herb9,
herm9,
meth9,
them9,
berm8,
hurt7,
ruth7,
thru7,
brut6,
bute6,
mure6,
mute6,
rube6,
term6,
tube6,
true4,
3 letter words:
hem8,
hub8,
hum8,
bum7,
eth6,
her6,
het6,
hue6,
hut6,
the6,
bet5,
bur5,
but5,
emu5,
met5,
mut5,
reb5,
rem5,
rub5,
rum5,
tub5,
urb5,
ret3,
rue3,
rut3,
ute3,
2 letter words:
hm7,
eh5,
he5,
uh5,
be4,
em4,
me4,
mu4,
um4,
er2,
et2,
re2,
ut2,