IPA: /ˈɡɛr.ə.ləs.nəs/
KK: /ˈɡɛr.ə.ləs.nəs/
The quality of being excessively talkative or chatty, often about trivial matters.
Her garrulousness made it difficult for others to get a word in during the meeting.
Garrulousness → It is formed from "garrulus" (from Latin, meaning talkative or chatty) and the suffix "-ness" (meaning the state or quality of). The word "garrulousness" refers to the quality of being excessively talkative or chatty.
Think of someone who is very 'talkative' ('garrulus') and remember that 'garrulousness' describes the state of being overly chatty.