7 letter words:
prework16,
6 letter words:
rework13,
worker13,
porker12,
prower11,
5 letter words:
poker11,
power10,
rower8,
repro7,
roper7,
4 letter words:
woke11,
work11,
perk10,
poke10,
pork10,
prow9,
kore8,
wore7,
pore6,
repo6,
rope6,
3 letter words:
wok10,
kep9,
kop9,
pew8,
pow8,
wop8,
kor7,
oke7,
owe6,
row6,
woe6,
ope5,
per5,
pro5,
rep5,
err3,
ore3,
roe3,
2 letter words:
ow5,
we5,
wo5,
op4,
pe4,
er2,
oe2,
or2,
re2,