6 letter words:
oompah13,
5 letter words:
oomph12,
4 letter words:
homa9,
homo9,
hoop9,
opah9,
pooh9,
moop8,
pomo8,
3 letter words:
ham8,
hap8,
hom8,
hop8,
mho8,
ohm8,
pah8,
pho8,
poh8,
amp7,
map7,
mop7,
pam7,
pom7,
hao6,
hoa6,
hoo6,
oho6,
ooh6,
apo5,
moa5,
moo5,
oom5,
oop5,
poa5,
poo5,
2 letter words:
hm7,
ah5,
ha5,
ho5,
oh5,
am4,
ma4,
mo4,
om4,
op4,
pa4,
po4,
oo2,