9 letter words:
efficient17,
7 letter words:
fifteen13,
6 letter words:
effect14,
tiffin12,
infect11,
finite9,
entice8,
incite8,
5 letter words:
fence10,
ficin10,
feint8,
niece7,
4 letter words:
fief10,
fife10,
teff10,
tiff10,
fice9,
feet7,
fete7,
fine7,
neif7,
cent6,
cete6,
cine6,
cite6,
etic6,
nice6,
inti4,
nite4,
teen4,
tine4,
3 letter words:
eff9,
iff9,
eft6,
fee6,
fen6,
fet6,
fie6,
fin6,
fit6,
cee5,
ice5,
tic5,
nee3,
net3,
nit3,
tee3,
ten3,
tie3,
tin3,
2 letter words:
ef5,
fe5,
if5,
en2,
et2,
in2,
it2,
ne2,
ti2,
