bobolink vs reedbird

bobolink and reedbird both are nouns.

Word	Noun	Adjective	Verb	Adverb
bobolink	Yes	No	No	No
reedbird	Yes	No	No	No

As nouns, bobolink and reedbird are synonyms defined as:

Other synonyms of bobolink include Dolichonyx oryzivorus, ricebird.

bobolink (noun)	reedbird (noun)
migratory American songbird	migratory American songbird
	small European warbler that breeds among reeds and wedges and winters in Africa