5 letter words:
gecko12,
4 letter words:
geck11,
cake10,
coke10,
kago9,
cage7,
3 letter words:
keg8,
ake7,
kae7,
kea7,
koa7,
oak7,
oka7,
oke7,
cag6,
cog6,
ace5,
eco5,
oca5,
age4,
ago4,
ego4,
gae4,
geo4,
goa4,
goe4,
2 letter words:
ka6,
ko6,
ag3,
go3,
ae2,
ea2,
oe2,