7 letter words:
fecking17,
6 letter words:
feckin15,
5 letter words:
knife12,
eking10,
feign9,
genic8,
4 letter words:
feck13,
fike11,
fink11,
geck11,
kief11,
neck10,
nick10,
fice9,
gink9,
king9,
kine8,
feni7,
fine7,
neif7,
nief7,
nife7,
cine6,
nice6,
gien5,
3 letter words:
kef10,
kif10,
ick9,
keg8,
eik7,
feg7,
fig7,
gif7,
ink7,
ken7,
kin7,
nek7,
cig6,
fen6,
fie6,
fin6,
nef6,
ice5,
eng4,
gen4,
gie4,
gin4,
neg4,
nie3,
2 letter words:
ki6,
ef5,
fe5,
if5,
gi3,
en2,
in2,
ne2,