talkativeness vs garrulousness

talkativeness and garrulousness both are nouns.

Word	Noun	Adjective	Verb	Adverb
talkativeness	Yes	No	No	No
garrulousness	Yes	No	No	No

As nouns, talkativeness and garrulousness are synonyms defined as:

talkativeness and garrulousness: the quality of being wordy and talkative

Other synonyms of talkativeness include garrulity, loquaciousness, loquacity.

talkativeness (noun)	garrulousness (noun)
the quality of being wordy and talkative	the quality of being wordy and talkative