7 letter words:
prebook15,
precook15,
6 letter words:
backer14,
packer14,
repack14,
booker12,
cooker12,
rebook12,
recook12,
cooper10,
5 letter words:
brock13,
baker11,
becap11,
brake11,
break11,
broke11,
brook11,
crake11,
creak11,
croak11,
crook11,
ebook11,
kebar11,
ocker11,
poker11,
acerb9,
brace9,
caber9,
caper9,
carbo9,
carob9,
cobra9,
coper9,
copra9,
crape9,
karoo9,
pacer9,
probe9,
rebop9,
recap9,
cooer7,
ocrea7,
opera7,
pareo7,
4 letter words:
back12,
beck12,
bock12,
pack12,
peck12,
pock12,
bake10,
bark10,
beak10,
berk10,
book10,
bork10,
cake10,
cark10,
coke10,
cook10,
cork10,
kbar10,
kerb10,
kobo10,
park10,
peak10,
perk10,
poke10,
pork10,
rack10,
reck10,
rock10,
cape8,
capo8,
carb8,
carp8,
coop8,
cope8,
crab8,
crap8,
crop8,
kora8,
kore8,
okra8,
pace8,
poco8,
rake8,
rook8,
acre6,
aper6,
arco6,
bare6,
bear6,
boar6,
boor6,
bora6,
bore6,
brae6,
broo6,
care6,
cero6,
core6,
oboe6,
orca6,
pare6,
pear6,
poor6,
pore6,
prao6,
proa6,
race6,
rape6,
reap6,
repo6,
robe6,
rope6,
aero4,
3 letter words:
kab9,
kep9,
kob9,
kop9,
ark7,
bap7,
bop7,
cab7,
cap7,
cep7,
cob7,
cop7,
kae7,
kea7,
koa7,
kor7,
oak7,
oka7,
oke7,
pac7,
pec7,
abo5,
ace5,
ape5,
apo5,
arb5,
arc5,
bar5,
boa5,
boo5,
bra5,
bro5,
car5,
coo5,
cor5,
oba5,
obe5,
oca5,
ope5,
orb5,
orc5,
par5,
pea5,
per5,
poo5,
pro5,
rap5,
reb5,
rec5,
rep5,
rob5,
roc5,
are3,
ear3,
era3,
oar3,
ora3,
ore3,
roe3,
2 letter words:
ka6,
ab4,
ba4,
be4,
bo4,
op4,
pa4,
pe4,
ae2,
ar2,
er2,
oe2,
or2,
re2,