palaver

argument, argumentation, back-and-forth, colloquy, confab, confabulation, conference, consult, consultation, council, counsel, debate, deliberation, dialogue (also dialog), discussion, give-and-take, parley, talk

backchat, cackle, chat, chatter, chitchat, confab, confabulation, gab, gabfest, gossip, jangle, jaw, patter, rap, schmooze, small talk, table talk, talk, tête-à-tête

babble, blab, cackle, chat, chatter, converse, gab, gabble, gas, jabber, jaw, kibitz (also kibbitz), patter, prate, prattle, rap, rattle, run on, schmooze (or shmooze), talk, twitter, visit

blandish, blarney, cajole, coax, soft-soap, sweet-talk, wheedle