Synonyms and related words :
agreeable rattle, babbler, big talker, blab, blabber, blabberer, blabbermouth, blatherer, chatterbox, chatterer, gabber, gabbler, gasbag, gibble-gabbler, great talker, hot-air artist, idle chatterer, jay, magpie, moulin a paroles, patterer, prater, prattler, rattle, windbag, windjammer, word-slinger