6 letter words:
rotors6,
5 letter words:
roost5,
roots5,
rotor5,
rotos5,
toros5,
torrs5,
torso5,
4 letter words:
oots4,
orts4,
root4,
roto4,
rots4,
soot4,
sort4,
toro4,
torr4,
tors4,
3 letter words:
oot3,
ors3,
ort3,
rot3,
sot3,
too3,
tor3,
2 letter words:
or2,
os2,
so2,
to2,