9 letter words:
protecter13,
protector13,
8 letter words:
perfecto15,
perforce15,
footrope13,
receptor12,
rooftree11,
potterer10,
7 letter words:
perfect14,
prefect14,
crofter12,
foretop12,
poofter12,
proofer12,
reproof12,
rooftop12,
porrect11,
proctor11,
protect11,
fretter10,
erector9,
proette9,
treetop9,
trooper9,
6 letter words:
forcer11,
prefer11,
refect11,
cooper10,
copter10,
recept10,
ferret9,
fetter9,
foetor9,
footer9,
reroof9,
roofer9,
cooter8,
cotter8,
perter8,
petter8,
poorer8,
porter8,
potter8,
pretor8,
rector8,
report8,
tercet8,
torpor8,
retore6,
retort6,
rooter6,
rotter6,
terret6,
tooter6,
torero6,
5 letter words:
croft10,
force10,
proof10,
coopt9,
coper9,
creep9,
crepe9,
crept9,
fetor8,
forte8,
freer8,
frere8,
frore8,
ofter8,
refer8,
cooee7,
cooer7,
corer7,
crore7,
erect7,
octet7,
peter7,
petto7,
potto7,
recto7,
repot7,
repro7,
roper7,
terce7,
topee7,
toper7,
troop7,
trope7,
otter5,
retro5,
rotor5,
rotte5,
torot5,
torte5,
toter5,
4 letter words:
coft9,
coof9,
corf9,
poof9,
prof9,
cepe8,
coop8,
cope8,
crop8,
poco8,
feet7,
fere7,
fete7,
foot7,
fore7,
fort7,
free7,
fret7,
froe7,
reef7,
reft7,
roof7,
toft7,
tref7,
cere6,
cero6,
cete6,
coot6,
core6,
cote6,
peer6,
pere6,
pert6,
poet6,
poor6,
pore6,
port6,
pree6,
repo6,
rope6,
tope6,
topo6,
torc6,
trop6,
otto4,
rete4,
root4,
rote4,
roto4,
toot4,
tore4,
toro4,
torr4,
tort4,
tote4,
tree4,
tret4,
trot4,
3 letter words:
fop8,
cep7,
cop7,
pec7,
eft6,
fee6,
fer6,
fet6,
foe6,
for6,
fro6,
oft6,
ref6,
cee5,
coo5,
cor5,
cot5,
ope5,
opt5,
orc5,
pee5,
per5,
pet5,
poo5,
pot5,
pro5,
rec5,
rep5,
roc5,
top5,
ere3,
err3,
oot3,
ore3,
ort3,
ree3,
ret3,
roe3,
rot3,
tee3,
tet3,
toe3,
too3,
tor3,
tot3,
2 letter words:
ef5,
fe5,
of5,
op4,
pe4,
er2,
et2,
oe2,
or2,
re2,
to2,