9 letter words:
foretoken16,
7 letter words:
oftener10,
6 letter words:
ketone10,
reknot10,
retook10,
foetor9,
footer9,
enroot6,
5 letter words:
kente9,
kerne9,
krone9,
kroon9,
token9,
toker9,
troke9,
fetor8,
forte8,
front8,
often8,
ofter8,
enter5,
noter5,
rente5,
tenor5,
terne5,
toner5,
treen5,
trone5,
4 letter words:
fork11,
keef11,
kerf11,
keen8,
keet8,
keno8,
kent8,
kern8,
keto8,
knee8,
knot8,
kore8,
koto8,
nook8,
reek8,
rook8,
toke8,
took8,
trek8,
feet7,
fere7,
fern7,
fete7,
font7,
foot7,
fore7,
fort7,
free7,
fret7,
froe7,
reef7,
reft7,
roof7,
tref7,
erne4,
note4,
onto4,
rent4,
rete4,
root4,
rote4,
roto4,
teen4,
tern4,
tone4,
toon4,
tore4,
torn4,
toro4,
tree4,
3 letter words:
kef10,
eek7,
eke7,
ken7,
kor7,
oke7,
eft6,
fee6,
fen6,
fer6,
fet6,
foe6,
fon6,
for6,
fro6,
oft6,
ref6,
eon3,
ere3,
ern3,
nee3,
net3,
noo3,
nor3,
not3,
one3,
ono3,
oot3,
ore3,
ort3,
ree3,
ret3,
roe3,
rot3,
tee3,
ten3,
toe3,
ton3,
too3,
tor3,
2 letter words:
ef5,
fe5,
of5,
en2,
er2,
et2,
ne2,
no2,
oe2,
on2,
or2,
re2,
to2,