babbled, blabbed, cackled, chaffered(British), chatted, chattered, chinned(slang), conversed, gabbed, gabbled, gassed, jabbered, jawed, kibitzed(also kibbitzed), nattered, palavered, prated, prattled, ran on, rapped, rattled, schmoozed(or shmoozed), talked, twittered, visited
gossiped, tattleddescanted, discussed, expatiatedyakked(also yacked), yammered, yapped
blew smoke, chewed the fat(also chewed the rag), shot the breeze, talked a blue streak