7 letter words:
portico11,
6 letter words:
octopi10,
tropic10,
octroi8,
5 letter words:
twirp10,
coopt9,
optic9,
picot9,
topic9,
poori7,
topoi7,
toric7,
troop7,
4 letter words:
crow9,
prow9,
coop8,
crop8,
poco8,
trow7,
wort7,
writ7,
coir6,
coot6,
crit6,
otic6,
poor6,
port6,
topi6,
topo6,
torc6,
trip6,
trop6,
riot4,
root4,
roti4,
roto4,
tiro4,
tori4,
toro4,
trio4,
3 letter words:
cow8,
pow8,
wop8,
cop7,
pic7,
row6,
tow6,
two6,
wit6,
woo6,
wot6,
coo5,
cor5,
cot5,
opt5,
orc5,
pit5,
poi5,
poo5,
pot5,
pro5,
rip5,
roc5,
tic5,
tip5,
top5,
oot3,
ort3,
rot3,
too3,
tor3,
2 letter words:
ow5,
wo5,
op4,
pi4,
it2,
oi2,
or2,
ti2,
to2,