Similar word to talkative:

articulate, big-mouthed, chattering, chatty, effusive, eloquent, fluent, full of hot air, gabby, garrulous, glib, gossipy, long-winded, loose-lipped, loquacious, loudmouthed, mouthy, multiloquent, prolix, rattling, slick, smooth, talky, verbal, verbose, vocal, voluble, windy, wordy