6 letter words:
kickup18,
kunkur14,
unpick14,
5 letter words:
unzip16,
kukri13,
prick13,
prink11,
incur7,
purin7,
runic7,
unrip7,
uprun7,
4 letter words:
kuzu17,
zinc15,
kick14,
kink12,
kirk12,
kuku12,
pick12,
puck12,
nick10,
pink10,
puku10,
punk10,
rick10,
ruck10,
kirn8,
knur8,
kuri8,
kuru8,
rink8,
curn6,
pirn6,
puir6,
puri6,
unci6,
uric6,
ruin4,
3 letter words:
cuz14,
zip14,
riz12,
zin12,
ick9,
kip9,
cup7,
ink7,
irk7,
kin7,
kir7,
pic7,
cru5,
cur5,
nip5,
pin5,
pir5,
piu5,
pun5,
pur5,
rip5,
ruc5,
urp5,
nur3,
rin3,
run3,
uni3,
urn3,
2 letter words:
ki6,
pi4,
up4,
in2,
nu2,
un2,
ur2,