From Longman Dictionary of Contemporary Englishtalkativetalk‧a‧tive /ˈtɔːkətɪv $ ˈtɒːk-/ ●●○ adjective TALK TO somebodysomeone who is talkative talks a lot OPP quietTHESAURUStalkative a talkative person likes to talk a lot – also used about people’s moodsHe’s very talkative with his friends and family.Benjamin was in a talkative mood.chatty liking to talk a lot in a friendly way – a rather informal useI like her – she’s always cheerful and chatty.The chatty girl on the phone answered most of my questions.articulate able to talk easily and effectively about things, especially difficult subjectsAll the applicants we interviewed were intelligent and articulate.These were articulate people, well able to deal with the press and media. eloquent able to express your ideas and opinions well – used especially about people who speak in public and are able to influence peoplean eloquent public speaker garrulous formal talking a lot, especially about unimportant thingsA garrulous old man was sitting near me in the bar.He became more garrulous as the evening went on.you can’t shut him/her up informal used to say humorously that someone talks all the timeYou can’t shut him up so I never get any work done when he’s here.chatterbox informal someone, especially a child, who talks a lot Cathy’s a real chatterbox.
Examples from the Corpus
talkative• The wine was making her more relaxed and talkative.• When enforcing rules, parents need not and generally should not be very talkative.• Mulcahey at least was talkative and attentive.• Somehow I always end up alone in a room with my talkative aunt.• I was very talkative before marriage but after marriage I don't know what happened to me.• He was not talkative, but once wound up he charmed them all with his stories of life in California.• They are not a talkative pair.• She would have been a talkative woman if she could. 