chicken hawk vs hen hawk

chicken hawk and hen hawk both are nouns.

Word	Noun	Adjective	Verb	Adverb
chicken hawk	Yes	No	No	No
hen hawk	Yes	No	No	No

As nouns, chicken hawk and hen hawk are synonyms defined as:

chicken hawk and hen hawk: nontechnical term for any hawks said to prey on poultry

chicken hawk (noun)	hen hawk (noun)
nontechnical term for any hawks said to prey on poultry	nontechnical term for any hawks said to prey on poultry