conversation, chat, cozy chat, talk, heart-to-heart, one-on-one, one-to-one;
discussion, dialogue, duologue, consultation, colloquy, parley;
informal confab, jaw, chitchat, chinwaggossip;
British, informal natter;
North American, informal rap;
Australian, informal convo;
formal confabulation.
EnglishOxford American Thesaurus
