6 letter words:
parton8,
patron8,
tarpon8,
5 letter words:
abort7,
aport7,
apron7,
baron7,
baton7,
boart7,
brant7,
panto7,
tabor7,
trona5,
4 letter words:
atop6,
barn6,
boar6,
boat6,
bora6,
born6,
bort6,
bota6,
bran6,
brat6,
pant6,
part6,
porn6,
port6,
prao6,
prat6,
proa6,
rapt6,
tarp6,
trap6,
trop6,
nota4,
rant4,
rato4,
roan4,
rota4,
tarn4,
taro4,
tora4,
torn4,
3 letter words:
bap7,
bop7,
abo5,
apo5,
apt5,
arb5,
ban5,
bar5,
bat5,
boa5,
bot5,
bra5,
bro5,
nab5,
nap5,
nob5,
oba5,
opt5,
orb5,
pan5,
par5,
pat5,
pot5,
pro5,
rap5,
rob5,
tab5,
tap5,
top5,
ant3,
art3,
nor3,
not3,
oar3,
oat3,
ora3,
ort3,
ran3,
rat3,
rot3,
tan3,
tao3,
tar3,
ton3,
tor3,
2 letter words:
ab4,
ba4,
bo4,
op4,
pa4,
an2,
ar2,
at2,
na2,
no2,
on2,
or2,
ta2,
to2,