hen vs setting hen

hen and setting hen both are nouns.

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

As nouns, setting hen is a hyponym of hen; that is, setting hen is a word with a more specific, narrower meaning than hen:

Other hyponyms of hen include cackler, brood hen, broody, broody hen, sitter, mother hen, layer, pullet.

hen (noun)	setting hen (noun)
adult female chicken	a domestic hen ready to brood
adult female bird
female of certain aquatic animals e.g. octopus or lobster
flesh of an older chicken suitable for stewing