cuckoo

nouns

a man who is a stupid incompetent fool
bozo, cuckoo, fathead, goof, goofball, goose, jackass, twat, zany
any of numerous European and North American birds having pointed wings and a long tail
cuckoo
is a member of
includes cuckoo; ani; roadrunner
Cuculidae, family Cuculidae
is a type of (narrower)
birds having zygodactyl feet (except for the touracos)
cuculiform bird

verbs

repeat monotonously, like a cuckoo repeats his call
cuckoo
is a type of (narrower)
to say again or imitate
"followers echoing the cries of their leaders"
echo, repeat