8 letter words:
headache17,
5 letter words:
ached11,
dacha11,
eched11,
aahed9,
ahead9,
4 letter words:
chad10,
haha10,
ache9,
each9,
eche9,
ahed8,
hade8,
haed8,
head8,
heed8,
aced7,
cade7,
cede7,
dace7,
3 letter words:
hah9,
heh9,
dah7,
edh7,
had7,
aah6,
aha6,
cad6,
hae6,
ace5,
cee5,
dee4,
2 letter words:
ah5,
eh5,
ha5,
he5,
ad3,
de3,
ed3,
aa2,
ae2,