setting hen vs brood hen

setting hen and brood hen both are nouns.

Word	Noun	Adjective	Verb	Adverb
setting hen	Yes	No	No	No
brood hen	Yes	No	No	No

As nouns, setting hen and brood hen are synonyms defined as:

Other synonyms of setting hen include broody, broody hen, sitter.

setting hen (noun)	brood hen (noun)
a domestic hen ready to brood	a domestic hen ready to brood