7 letter words:
reprobe11,
6 letter words:
rozzer24,
rezero15,
prober10,
rebore8,
5 letter words:
probe9,
rebop9,
borer7,
repro7,
roper7,
4 letter words:
prez15,
zero13,
beep8,
beer6,
bore6,
bree6,
peer6,
pere6,
pore6,
pree6,
repo6,
robe6,
rope6,
3 letter words:
zep14,
zee12,
bop7,
bee5,
bro5,
brr5,
obe5,
ope5,
orb5,
pee5,
per5,
pro5,
reb5,
rep5,
rob5,
ere3,
err3,
ore3,
ree3,
roe3,
2 letter words:
be4,
bo4,
op4,
pe4,
er2,
oe2,
or2,
re2,