hangbird vs Baltimore oriole

hangbird and Baltimore oriole both are nouns.

Word	Noun	Adjective	Verb	Adverb
hangbird	Yes	No	No	No
Baltimore oriole	Yes	No	No	No

As nouns, hangbird and Baltimore oriole are synonyms defined as:

Other synonyms of hangbird include Baltimore bird, firebird, Icterus galbula galbula.

hangbird (noun)	Baltimore oriole (noun)
eastern subspecies of northern oriole	eastern subspecies of northern oriole