6 letter words:
uproot8,
5 letter words:
troop7,
4 letter words:
poor6,
port6,
pour6,
pout6,
roup6,
topo6,
trop6,
root4,
roto4,
rout4,
toro4,
tour4,
3 letter words:
opt5,
poo5,
pot5,
pro5,
pur5,
put5,
top5,
tup5,
upo5,
urp5,
oot3,
ort3,
our3,
out3,
rot3,
rut3,
too3,
tor3,
2 letter words:
op4,
up4,
or2,
to2,
ut2,
