7 letter words:
prepreg12,
epergne10,
preener9,
greener8,
regreen8,
reneger8,
6 letter words:
geezer16,
peeper10,
renege7,
5 letter words:
repeg8,
preen7,
genre6,
green6,
4 letter words:
prez15,
geez14,
peep8,
perp8,
prep8,
repp8,
epee6,
neep6,
peen6,
peer6,
pere6,
pree6,
eger5,
gene5,
gree5,
erne4,
3 letter words:
zep14,
zee12,
pep7,
peg6,
pee5,
pen5,
per5,
rep5,
eng4,
erg4,
gee4,
gen4,
neg4,
reg4,
ere3,
ern3,
err3,
nee3,
ree3,
2 letter words:
pe4,
en2,
er2,
ne2,
re2,