If you have questions about the conjugation of kotkotus or Finnish nouns in general, you can practice and get feedback from a professional tutor.
Kuin kuuntelisi kanan kotkotusta.
Because most of what you say is unintelligible gibberish to me. It's like watching a chicken cluck.
Kotkotus-kotkotus-kotkotus.
Cluck-cluck-cluck.