9 letter words:
backpiece21,
7 letter words:
icepack17,
6 letter words:
bipack16,
backie14,
icecap12,
ipecac12,
apiece10,
5 letter words:
becke13,
pecke13,
ackee11,
apeek11,
becap11,
bicep11,
abcee9,
ceiba9,
peace9,
piece9,
4 letter words:
back12,
beck12,
pack12,
peck12,
pick12,
bake10,
beak10,
bike10,
cake10,
keep10,
kepi10,
kibe10,
kipe10,
paik10,
peak10,
peek10,
peke10,
pika10,
pike10,
akee8,
beep8,
bice8,
cape8,
capi8,
ceca8,
cepe8,
ecce8,
epic8,
kaie8,
pace8,
peba8,
pica8,
pice8,
3 letter words:
ick9,
kab9,
keb9,
kep9,
kip9,
ake7,
bac7,
bap7,
cab7,
cap7,
cep7,
eek7,
eik7,
eke7,
kae7,
kai7,
kea7,
pac7,
pec7,
pic7,
ace5,
ape5,
bee5,
cee5,
ice5,
pea5,
pee5,
pia5,
pie5,
2 letter words:
ka6,
ki6,
ab4,
ba4,
be4,
bi4,
pa4,
pe4,
pi4,
ae2,
ai2,
ea2,
ee2,