7 letter words:
occiput13,
5 letter words:
optic9,
picot9,
topic9,
4 letter words:
coup8,
cito6,
coit6,
cuit6,
otic6,
pout6,
ptui6,
topi6,
3 letter words:
cop7,
cup7,
pic7,
cit5,
cot5,
cut5,
opt5,
oup5,
pit5,
piu5,
poi5,
pot5,
put5,
tic5,
tip5,
toc5,
top5,
tup5,
upo5,
out3,
tui3,
2 letter words:
op4,
pi4,
po4,
up4,
io2,
it2,
oi2,
ou2,
ti2,
to2,
ut2,