5 letter words:
kroon9,
tronk9,
roton5,
4 letter words:
knot8,
koro8,
koto8,
nook8,
nork8,
rook8,
toko8,
tonk8,
took8,
onto4,
oont4,
ront4,
roon4,
root4,
roto4,
toon4,
torn4,
toro4,
tron4,
3 letter words:
kon7,
kor7,
rok7,
noo3,
nor3,
not3,
ono3,
oon3,
oor3,
oot3,
ort3,
roo3,
rot3,
ton3,
too3,
tor3,
2 letter words:
ko6,
no2,
on2,
oo2,
or2,
to2,