5 letter words:
skiff15,
finks12,
sniff11,
ikons9,
kinos9,
oinks9,
finos8,
foins8,
infos8,
4 letter words:
fink11,
kifs11,
offs10,
ikon8,
inks8,
kino8,
kins8,
kois8,
oink8,
sink8,
skin8,
fino7,
fins7,
foin7,
fons7,
info7,
ions4,
3 letter words:
kif10,
iff9,
off9,
ink7,
kin7,
kis7,
koi7,
kos7,
ski7,
fin6,
fon6,
ifs6,
ins3,
ion3,
nos3,
ons3,
sin3,
son3,
2 letter words:
ki6,
if5,
of5,
in2,
is2,
no2,
oi2,
on2,
os2,
si2,
so2,