9 letter words:
irrigator10,
6 letter words:
garrot7,
5 letter words:
argot6,
atigi6,
gator6,
griot6,
groat6,
orgia6,
rigor6,
tragi6,
trigo6,
ariot5,
ratio5,
torii5,
trior5,
4 letter words:
agio5,
gair5,
gait5,
gari5,
gart5,
giro5,
girr5,
girt5,
goat5,
gora5,
gori5,
grat5,
grit5,
grot5,
ragi5,
taig5,
toga5,
trig5,
trog5,
airt4,
arti4,
iota4,
orra4,
rait4,
rato4,
riot4,
roar4,
rort4,
rota4,
roti4,
taro4,
tiar4,
tiro4,
tirr4,
tora4,
tori4,
torr4,
trio4,
3 letter words:
ago4,
gar4,
gat4,
gio4,
git4,
goa4,
gor4,
got4,
rag4,
rig4,
tag4,
tig4,
tog4,
air3,
ait3,
art3,
ita3,
oar3,
oat3,
ora3,
ort3,
rai3,
rat3,
ria3,
rit3,
rot3,
tai3,
tao3,
tar3,
tor3,
2 letter words:
ag3,
gi3,
go3,
ai2,
ar2,
at2,
io2,
it2,
oi2,
or2,
ta2,
ti2,
to2,