12 letter words:
noneffective23,
9 letter words:
effective20,
8 letter words:
coinvent13,
evection13,
enceinte10,
neotenic10,
7 letter words:
offence15,
venefic15,
fifteen13,
confine12,
connive12,
convene12,
convent12,
evictee12,
6 letter words:
coffee14,
coffin14,
coiffe14,
effect14,
office14,
effete12,
infeft12,
toffee12,
confit11,
covent11,
evince11,
fennec11,
infect11,
novice11,
invent9,
venene9,
venine9,
venite9,
voteen9,
cenote8,
conine8,
entice8,
eocene8,
incent8,
nocent8,
noetic8,
notice8,
intone6,
5 letter words:
civet10,
coven10,
covet10,
covin10,
evict10,
fecit10,
fence10,
voice10,
eeven8,
envoi8,
event8,
evite8,
feint8,
fient8,
neive8,
nieve8,
often8,
ovine8,
venin8,
cento7,
conin7,
conne7,
conte7,
ctene7,
niece7,
nonce7,
oncet7,
ontic7,
tonic7,
niton5,
noint5,
nonet5,
teene5,
tenne5,
tenno5,
tenon5,
tonne5,
4 letter words:
coff12,
fief10,
fife10,
five10,
niff10,
teff10,
tiff10,
toff10,
cive9,
coft9,
coif9,
conf9,
cove9,
fice9,
fico9,
foci9,
vice9,
eevn7,
even7,
evet7,
evoe7,
feen7,
feet7,
feni7,
fent7,
fete7,
fine7,
fino7,
foen7,
foin7,
fone7,
font7,
info7,
neif7,
neve7,
nevi7,
nief7,
nife7,
oven7,
vein7,
vent7,
veto7,
vine7,
vino7,
vint7,
vite7,
vote7,
cent6,
cete6,
cine6,
cion6,
cite6,
cito6,
coin6,
coit6,
cone6,
coni6,
conn6,
cote6,
etic6,
icon6,
nice6,
once6,
otic6,
tice6,
eine4,
eten4,
into4,
nene4,
neon4,
nete4,
nine4,
nite4,
none4,
noni4,
note4,
oint4,
onie4,
teen4,
tene4,
tine4,
tone4,
3 letter words:
eff9,
iff9,
off9,
eft6,
eve6,
evo6,
fee6,
fen6,
fet6,
fie6,
fin6,
fit6,
foe6,
fon6,
nef6,
oft6,
tef6,
vee6,
vet6,
vie6,
vin6,
voe6,
cee5,
cit5,
con5,
cot5,
eco5,
ice5,
tec5,
tic5,
toc5,
een3,
ene3,
eon3,
inn3,
ion3,
nee3,
net3,
nie3,
nit3,
non3,
not3,
one3,
tee3,
ten3,
tie3,
tin3,
toe3,
ton3,
2 letter words:
ef5,
fe5,
if5,
of5,
ee2,
en2,
et2,
in2,
io2,
it2,
ne2,
no2,
oe2,
oi2,
on2,
te2,
ti2,
to2,