7 letter words:
thorium12,
5 letter words:
humor10,
mirth10,
mohur10,
mouth10,
thrum10,
houri8,
routh8,
tumor7,
4 letter words:
moth9,
hour7,
hurt7,
ruth7,
thio7,
thir7,
thou7,
thro7,
thru7,
mort6,
omit6,
trim6,
riot4,
roti4,
rout4,
tiro4,
tori4,
tour4,
trio4,
3 letter words:
him8,
hum8,
mho8,
ohm8,
hit6,
hot6,
hut6,
rho6,
tho6,
mir5,
mor5,
mot5,
mut5,
rim5,
rom5,
rum5,
tom5,
ort3,
our3,
out3,
rot3,
rut3,
tor3,
tui3,
2 letter words:
hm7,
hi5,
ho5,
oh5,
uh5,
mi4,
mo4,
mu4,
om4,
um4,
it2,
oi2,
or2,
ti2,
to2,
ut2,