4 letter words:
feck13,
faik11,
fake11,
fike11,
kaif11,
kief11,
cake10,
cafe9,
face9,
fice9,
kaie8,
3 letter words:
kaf10,
kef10,
kif10,
ick9,
ake7,
eik7,
kae7,
kai7,
kea7,
fae6,
fie6,
ace5,
ice5,
2 letter words:
ka6,
ki6,
ef5,
fa5,
fe5,
if5,
ae2,
ai2,
ea2,