6 letter words:
retort6,
rooter6,
rorter6,
rotter6,
terror6,
tooter6,
torero6,
torret6,
5 letter words:
error5,
otter5,
retro5,
rotor5,
rotte5,
torot5,
torte5,
toter5,
4 letter words:
otto4,
root4,
rore4,
rort4,
rote4,
roto4,
toot4,
tore4,
toro4,
torr4,
tort4,
tote4,
tret4,
trot4,
3 letter words:
err3,
oor3,
oot3,
ore3,
ort3,
reo3,
ret3,
roe3,
roo3,
rot3,
tet3,
toe3,
too3,
tor3,
tot3,
2 letter words:
er2,
et2,
oe2,
oo2,
or2,
re2,
te2,
to2,