8 letter words:
freeboot13,
6 letter words:
before11,
befret11,
bereft11,
foetor9,
footer9,
refoot9,
tofore9,
bootee8,
reboot8,
5 letter words:
fetor8,
forte8,
freet8,
ofter8,
terfe8,
beret7,
boree7,
robot7,
4 letter words:
beef9,
feeb9,
forb9,
feer7,
feet7,
fere7,
fete7,
foot7,
fore7,
fort7,
free7,
fret7,
froe7,
orfe7,
reef7,
reft7,
roof7,
terf7,
tref7,
beer6,
beet6,
bere6,
bete6,
boet6,
boor6,
boot6,
bore6,
bort6,
bree6,
broo6,
oboe6,
robe6,
rete4,
root4,
rote4,
roto4,
teer4,
tore4,
toro4,
tree4,
3 letter words:
fob8,
eft6,
erf6,
fee6,
fer6,
fet6,
foe6,
for6,
fro6,
oft6,
oof6,
orf6,
ref6,
tef6,
bee5,
bet5,
boo5,
bor5,
bot5,
bro5,
obe5,
obo5,
orb5,
reb5,
rob5,
ere3,
oor3,
oot3,
ore3,
ort3,
ree3,
reo3,
ret3,
roe3,
roo3,
rot3,
tee3,
toe3,
too3,
tor3,
2 letter words:
ef5,
fe5,
of5,
be4,
bo4,
ob4,
ee2,
er2,
et2,
oe2,
oo2,
or2,
re2,
te2,
to2,