6 letter words:
cookie12,
nookie10,
5 letter words:
knife12,
eikon9,
enoki9,
koine9,
4 letter words:
feck13,
fink11,
kief11,
coke10,
conk10,
cook10,
neck10,
nick10,
nock10,
coif9,
coof9,
fice9,
fico9,
foci9,
ikon8,
keno8,
kine8,
kino8,
nook8,
oink8,
fine7,
fino7,
foin7,
info7,
neif7,
cine6,
cion6,
coin6,
cone6,
coni6,
coon6,
icon6,
nice6,
once6,
3 letter words:
kef10,
kif10,
ick9,
ink7,
ken7,
kin7,
koi7,
oke7,
fen6,
fie6,
fin6,
foe6,
fon6,
con5,
coo5,
ice5,
eon3,
ion3,
noo3,
one3,
ono3,
2 letter words:
ki6,
ef5,
fe5,
if5,
of5,
en2,
in2,
ne2,
no2,
oe2,
oi2,
on2,