6 letter words:
expire15,
peroxo15,
poxier15,
pokier12,
rookie10,
5 letter words:
kreep11,
pekoe11,
piker11,
poker11,
pokie11,
proke11,
iroko9,
kiore9,
koori9,
poori7,
oorie5,
4 letter words:
expo13,
prex13,
oxer11,
keep10,
kepi10,
kipe10,
peek10,
peke10,
perk10,
pike10,
poke10,
pook10,
pork10,
keir8,
kero8,
kier8,
kore8,
koro8,
reek8,
reik8,
reke8,
roke8,
rook8,
peer6,
pere6,
peri6,
pier6,
poor6,
pore6,
pree6,
proo6,
repo6,
ripe6,
roop6,
rope6,
3 letter words:
kex14,
pix12,
pox12,
exo10,
oxo10,
rex10,
kep9,
kip9,
kop9,
eek7,
eik7,
eke7,
erk7,
irk7,
kir7,
koi7,
kor7,
oik7,
oke7,
rok7,
oop5,
ope5,
pee5,
per5,
pie5,
pir5,
poi5,
poo5,
pre5,
pro5,
rep5,
rip5,
ere3,
ire3,
oor3,
ore3,
ree3,
rei3,
reo3,
roe3,
roo3,
2 letter words:
ex9,
ox9,
xi9,
ki6,
ko6,
op4,
pe4,
pi4,
po4,
ee2,
er2,
io2,
oe2,
oi2,
oo2,
or2,
re2,