9 letter words:
unprovoke18,
7 letter words:
provoke16,
6 letter words:
punker12,
proven11,
unrove9,
operon8,
unrope8,
5 letter words:
poker11,
pouke11,
proke11,
pronk11,
puker11,
poove10,
prove10,
korun9,
krone9,
kroon9,
roven8,
porno7,
prone7,
prune7,
roneo5,
rouen5,
4 letter words:
knop10,
penk10,
perk10,
poke10,
ponk10,
pook10,
pork10,
pouk10,
puke10,
punk10,
perv9,
keno8,
kern8,
kero8,
knur8,
kore8,
koro8,
koru8,
kune8,
nerk8,
neuk8,
nook8,
nork8,
nuke8,
renk8,
roke8,
rook8,
eruv7,
oven7,
over7,
rove7,
vrou7,
noop6,
nope6,
noup6,
open6,
peon6,
pern6,
pone6,
poon6,
poor6,
pore6,
porn6,
pour6,
proo6,
puer6,
pure6,
repo6,
roop6,
rope6,
roup6,
upon6,
euro4,
oner4,
ourn4,
rone4,
roon4,
roue4,
rune4,
3 letter words:
kep9,
kop9,
erk7,
euk7,
ken7,
kon7,
kor7,
kue7,
nek7,
oke7,
ouk7,
rok7,
uke7,
evo6,
rev6,
voe6,
vor6,
nep5,
oop5,
ope5,
oup5,
pen5,
per5,
poo5,
pre5,
pro5,
pun5,
pur5,
rep5,
upo5,
urp5,
eon3,
ern3,
noo3,
nor3,
nur3,
one3,
ono3,
oon3,
oor3,
ore3,
our3,
ren3,
reo3,
roe3,
roo3,
rue3,
run3,
ure3,
urn3,
2 letter words:
ko6,
op4,
pe4,
po4,
up4,
en2,
er2,
ne2,
no2,
nu2,
oe2,
on2,
oo2,
or2,
ou2,
re2,
un2,
ur2,