9 letter words:
bombproof20,
5 letter words:
proof10,
bromo9,
broom9,
promo9,
4 letter words:
bomb10,
forb9,
form9,
from9,
poof9,
prof9,
boob8,
boom8,
pomo8,
prom8,
romp8,
roof7,
boor6,
broo6,
moor6,
poor6,
room6,
3 letter words:
fob8,
fop8,
bob7,
bop7,
mob7,
mop7,
pom7,
for6,
fro6,
boo5,
bro5,
moo5,
mor5,
orb5,
poo5,
pro5,
rob5,
rom5,
2 letter words:
of5,
bo4,
mo4,
om4,
op4,
or2,