7 letter words:
ophitic14,
6 letter words:
photic13,
5 letter words:
pitch12,
tophi10,
optic9,
picot9,
topic9,
4 letter words:
chip11,
chop11,
chit9,
itch9,
phot9,
pith9,
toph9,
thio7,
otic6,
tipi6,
topi6,
3 letter words:
chi8,
hic8,
hip8,
hop8,
ich8,
phi8,
pht8,
poh8,
cop7,
pic7,
hit6,
hot6,
tho6,
cot5,
opt5,
pit5,
poi5,
pot5,
tic5,
tip5,
top5,
2 letter words:
hi5,
ho5,
oh5,
op4,
pi4,
it2,
oi2,
ti2,
to2,