chatterbox vs spouter

chatterbox and spouter both are nouns.

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

As nouns, chatterbox and spouter are synonyms defined as:

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

chatterbox (noun)	spouter (noun)
an obnoxious and foolish and loquacious talker	a spouting whale
orchid growing along streams or ponds of western North America having leafy stems and 1 greenish-brown and pinkish flower in the axil of each upper leaf	an oil well that is spouting
	an obnoxious and foolish and loquacious talker