9 letter words:
protozoan20,
8 letter words:
protozoa19,
7 letter words:
patroon9,
pronota9,
6 letter words:
parton8,
patron8,
pronto8,
proton8,
tarpon8,
ratoon6,
5 letter words:
topaz16,
trooz14,
aport7,
apron7,
panto7,
porno7,
troop7,
trona5,
4 letter words:
azon13,
orzo13,
tzar13,
zona13,
zoon13,
atop6,
pant6,
part6,
poon6,
poor6,
porn6,
port6,
prao6,
prat6,
proa6,
rapt6,
tarp6,
topo6,
trap6,
trop6,
nota4,
onto4,
rant4,
rato4,
roan4,
root4,
rota4,
roto4,
tarn4,
taro4,
toon4,
tora4,
torn4,
toro4,
3 letter words:
zap14,
azo12,
zoa12,
zoo12,
apo5,
apt5,
nap5,
opt5,
pan5,
par5,
pat5,
poo5,
pot5,
pro5,
rap5,
tap5,
top5,
ant3,
art3,
noo3,
nor3,
not3,
oar3,
oat3,
ono3,
oot3,
ora3,
ort3,
ran3,
rat3,
rot3,
tan3,
tao3,
tar3,
ton3,
too3,
tor3,
2 letter words:
za11,
op4,
pa4,
an2,
ar2,
at2,
na2,
no2,
on2,
or2,
ta2,
to2,
