spouter vs chatterer

spouter and chatterer both are nouns.

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

As nouns, spouter and chatterer are synonyms defined as:

Other synonyms of spouter include babbler, chatterbox, magpie, prater.

spouter (noun)	chatterer (noun)
a spouting whale	passerine bird of New World tropics
an oil well that is spouting	an obnoxious and foolish and loquacious talker
an obnoxious and foolish and loquacious talker