Cuckoo

"Cuckoo" in French

coucou

(the bird)

coucou

(the sound)

coucou

(someone crazy — see also crazy)

coucoulement

(the sound)

coucouler

(to make the call of a cuckoo)

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.