5 letter words:
bromo9,
broom9,
4 letter words:
boom8,
brim8,
biro6,
boor6,
brio6,
broo6,
moor6,
room6,
3 letter words:
mib7,
mob7,
bio5,
boo5,
bro5,
mir5,
moo5,
mor5,
obi5,
orb5,
rib5,
rim5,
rob5,
rom5,
2 letter words:
bi4,
bo4,
mi4,
mo4,
om4,
oi2,
or2,