9 letter words:
profferer17,
7 letter words:
proffer15,
offerer13,
reoffer13,
6 letter words:
prefer11,
5 letter words:
offer11,
reffo11,
ferer8,
freer8,
frere8,
frore8,
refer8,
porer7,
prore7,
repro7,
roper7,
error5,
4 letter words:
prof9,
feer7,
fere7,
fore7,
free7,
froe7,
orfe7,
reef7,
peer6,
pere6,
pore6,
pree6,
repo6,
rope6,
rore4,
3 letter words:
eff9,
off9,
fop8,
erf6,
fee6,
fer6,
foe6,
for6,
fro6,
orf6,
ref6,
ope5,
pee5,
per5,
pre5,
pro5,
rep5,
ere3,
err3,
ore3,
ree3,
reo3,
roe3,
2 letter words:
ef5,
fe5,
of5,
op4,
pe4,
po4,
ee2,
er2,
oe2,
or2,
re2,
