8 letter words:
firepink17,
6 letter words:
firkin13,
knifer13,
pinker12,
pinkie12,
inkier10,
pinier8,
5 letter words:
kefir12,
knife12,
pekin11,
piker11,
prink11,
inker9,
reink9,
finer8,
infer8,
repin7,
ripen7,
4 letter words:
fink11,
kerf11,
kief11,
kepi10,
perk10,
pike10,
piki10,
pink10,
keir8,
kern8,
kier8,
kine8,
kirn8,
rink8,
fern7,
fine7,
fire7,
firn7,
neif7,
reif7,
rife7,
pein6,
peri6,
pier6,
pine6,
pirn6,
ripe6,
rein4,
3 letter words:
kef10,
kif10,
kep9,
kip9,
ink7,
irk7,
ken7,
kin7,
kir7,
fen6,
fer6,
fie6,
fin6,
fir6,
ref6,
rif6,
nip5,
pen5,
per5,
pie5,
pin5,
rep5,
rip5,
ern3,
ire3,
rei3,
rin3,
2 letter words:
ki6,
ef5,
fe5,
if5,
pe4,
pi4,
en2,
er2,
in2,
ne2,
re2,