7 letter words:
punkier13,
6 letter words:
pinker12,
punker12,
punkie12,
punier8,
purine8,
unripe8,
5 letter words:
pekin11,
piker11,
prink11,
inker9,
reink9,
prune7,
purin7,
repin7,
ripen7,
unrip7,
inure5,
urine5,
4 letter words:
kepi10,
perk10,
pike10,
pink10,
puke10,
punk10,
keir8,
kern8,
kier8,
kine8,
kirn8,
knur8,
kune8,
neuk8,
nuke8,
rink8,
pein6,
peri6,
pier6,
pine6,
pirn6,
pure6,
puri6,
ripe6,
rein4,
ruin4,
rune4,
3 letter words:
kep9,
kip9,
ink7,
irk7,
ken7,
kin7,
kir7,
kue7,
uke7,
nip5,
pen5,
per5,
pie5,
pin5,
piu5,
pun5,
pur5,
rep5,
rip5,
urp5,
ern3,
ire3,
rei3,
rin3,
rue3,
run3,
urn3,
2 letter words:
ki6,
pe4,
pi4,
up4,
en2,
er2,
in2,
ne2,
nu2,
re2,
un2,