5 letter words:
matzo16,
topaz16,
4 letter words:
mozo15,
zoom15,
pomp10,
pomo8,
poop8,
tamp8,
atom6,
atop6,
moat6,
moot6,
toom6,
topo6,
3 letter words:
zap14,
azo12,
zoa12,
zoo12,
amp7,
app7,
map7,
mop7,
pam7,
pap7,
pom7,
pop7,
apo5,
apt5,
mat5,
moa5,
moo5,
mot5,
opt5,
pat5,
poo5,
pot5,
tam5,
tap5,
tom5,
top5,
oat3,
oot3,
tao3,
too3,
2 letter words:
za11,
am4,
ma4,
mo4,
om4,
op4,
pa4,
at2,
ta2,
to2,