7 letter words:
microhm16,
5 letter words:
chirm12,
ohmic12,
chiro10,
choir10,
ichor10,
micro9,
4 letter words:
rich9,
corm8,
momi8,
coir6,
3 letter words:
hmm10,
chi8,
hic8,
him8,
ich8,
mho8,
ohm8,
mic7,
mim7,
moc7,
mom7,
rho6,
cor5,
mir5,
mor5,
orc5,
rim5,
roc5,
rom5,
2 letter words:
hm7,
mm6,
hi5,
ho5,
oh5,
mi4,
mo4,
om4,
oi2,
or2,