bellbird vs chatterer

bellbird and chatterer both are nouns.

Word	Noun	Adjective	Verb	Adverb
bellbird	Yes	No	No	No
chatterer	Yes	No	No	No

As nouns, chatterer is a hypernym of bellbird; that is, chatterer is a word with a broader meaning than bellbird:

bellbird: any of several tropical American birds of the genus Procnias having a bell-like call
chatterer: passerine bird of New World tropics

Other hypernyms of bellbird include cotinga.

bellbird (noun)	chatterer (noun)
any of several tropical American birds of the genus Procnias having a bell-like call	passerine bird of New World tropics
	an obnoxious and foolish and loquacious talker