7 letter words:
fronter10,
refront10,
6 letter words:
forren9,
froren9,
frorne9,
retorn6,
5 letter words:
fetor8,
forte8,
freon8,
front8,
frore8,
frorn8,
often8,
ofter8,
noter5,
retro5,
ronte5,
tenor5,
toner5,
trone5,
4 letter words:
fent7,
fern7,
foen7,
fone7,
font7,
fore7,
fort7,
fret7,
froe7,
orfe7,
reft7,
terf7,
tref7,
note4,
oner4,
rent4,
rone4,
ront4,
rore4,
rort4,
rote4,
tern4,
tone4,
tore4,
torn4,
torr4,
tron4,
3 letter words:
eft6,
erf6,
fen6,
fer6,
fet6,
foe6,
fon6,
for6,
fro6,
nef6,
oft6,
orf6,
ref6,
tef6,
eon3,
ern3,
err3,
net3,
nor3,
not3,
one3,
ore3,
ort3,
ren3,
reo3,
ret3,
roe3,
rot3,
ten3,
toe3,
ton3,
tor3,
2 letter words:
ef5,
fe5,
of5,
en2,
er2,
et2,
ne2,
no2,
oe2,
on2,
or2,
re2,
te2,
to2,
