6 letter words:
upkeep14,
4 letter words:
peck12,
puck12,
cuke10,
keep10,
peek10,
peke10,
puke10,
cepe8,
peep8,
puce8,
3 letter words:
zek16,
zep14,
zee12,
kep9,
cep7,
cup7,
eek7,
eke7,
kue7,
pec7,
pep7,
pup7,
uke7,
cee5,
cue5,
ecu5,
pee5,
2 letter words:
pe4,
up4,