8 letter words:
forebitt13,
6 letter words:
bifter11,
fitter9,
titfer9,
bettor8,
bitter8,
bittor8,
obiter8,
5 letter words:
befit10,
brief10,
fiber10,
fibre10,
fibro10,
fetor8,
fitte8,
forte8,
freit8,
fritt8,
ofter8,
refit8,
rifte8,
treif8,
biter7,
bitte7,
boite7,
botte7,
britt7,
orbit7,
rebit7,
tribe7,
otter5,
rotte5,
tetri5,
titer5,
titre5,
torte5,
toter5,
trite5,
4 letter words:
forb9,
frib9,
fett7,
fier7,
fire7,
fitt7,
fore7,
fort7,
fret7,
frit7,
froe7,
orfe7,
reft7,
reif7,
rife7,
rift7,
terf7,
tift7,
toft7,
tref7,
bier6,
biro6,
bite6,
bito6,
bitt6,
boet6,
bore6,
bort6,
bott6,
brei6,
brie6,
brio6,
brit6,
obit6,
robe6,
riot4,
rite4,
ritt4,
rote4,
roti4,
tier4,
tire4,
tiro4,
tite4,
toit4,
tore4,
tori4,
tort4,
tote4,
tret4,
trie4,
trio4,
trot4,
3 letter words:
fib8,
fob8,
eft6,
erf6,
fer6,
fet6,
fie6,
fir6,
fit6,
foe6,
for6,
fro6,
oft6,
orf6,
ref6,
rif6,
tef6,
bet5,
bio5,
bit5,
boi5,
bor5,
bot5,
bro5,
obe5,
obi5,
orb5,
reb5,
rib5,
rob5,
ire3,
ore3,
ort3,
rei3,
reo3,
ret3,
rit3,
roe3,
rot3,
tet3,
tie3,
tit3,
toe3,
tor3,
tot3,
2 letter words:
ef5,
fe5,
if5,
of5,
be4,
bi4,
bo4,
ob4,
er2,
et2,
io2,
it2,
oe2,
oi2,
or2,
re2,
te2,
ti2,
to2,