coxcomb vs gallinaceous bird

coxcomb and gallinaceous bird both are nouns.

Word	Noun	Adjective	Verb	Adverb
coxcomb	Yes	No	No	No
gallinaceous bird	Yes	No	No	No

coxcomb (noun)	gallinaceous bird (noun)
the fleshy red crest on the head of the domestic fowl and other gallinaceous birds	heavy-bodied largely ground-feeding domestic or game birds
a cap worn by court jesters; adorned with a strip of red
a conceited dandy who is overly impressed by his own accomplishments