1) Chatty 2) Conversational 3) Forthcoming 4) Friendly 5) Full of trivial conversation 6) Gabby 7) Garrulous 8) Given to much talking 9) Gushing 10) Loquacious 11) Talky 12) Unwisely talking too much 13) Voluble Found on https://www.crosswordclues.com/clue/talkative
Talk'a·tive adjective Given to much talking. Syn. -- Garrulous; loquacious. See Garrulous . -- Talk'a*tive*ly , adverb -- Talk'a*tive*ness , noun Found on http://www.encyclo.co.uk/webster/T/6