9 letter words:
monotonic13,
8 letter words:
cooption12,
7 letter words:
monocot11,
tompion11,
pontoon9,
6 letter words:
cocoon10,
noncom10,
octopi10,
motion8,
option8,
ponton8,
potion8,
notion6,
5 letter words:
comic11,
compo11,
compt11,
conic9,
coopt9,
optic9,
picot9,
topic9,
conin7,
conto7,
nomoi7,
ontic7,
pinon7,
pinot7,
pinto7,
piton7,
point7,
tonic7,
topoi7,
niton5,
onion5,
4 letter words:
comp10,
coco8,
coop8,
poco8,
pomo8,
cion6,
coin6,
coni6,
conn6,
coon6,
coot6,
icon6,
mint6,
mono6,
moon6,
moot6,
omit6,
otic6,
pint6,
pion6,
poon6,
toom6,
topi6,
topo6,
into4,
noon4,
onto4,
toon4,
3 letter words:
cop7,
imp7,
mic7,
moc7,
mop7,
pic7,
pom7,
con5,
coo5,
cot5,
mon5,
moo5,
mot5,
nim5,
nip5,
nom5,
opt5,
pin5,
pit5,
poi5,
poo5,
pot5,
tic5,
tip5,
tom5,
top5,
inn3,
ion3,
nit3,
noo3,
not3,
ono3,
oot3,
tin3,
ton3,
too3,
2 letter words:
mi4,
mo4,
om4,
op4,
pi4,
in2,
it2,
no2,
oi2,
on2,
ti2,
to2,