Synonyms and related words :
accessible, approachable, articulate, artless, bluff, blunt, bold, born yesterday, brash, broad, brusque, candid, childlike, communicative, confiding, conversable, crude, demonstrative, direct, downright, effusive, eloquent, expansive, explicit, extroverted, forthright, frank, frankhearted, free, free hand, free-acting, free-going, free-moving, free-speaking, free-spoken, free-tongued, freehanded, genuine, gossipy, guileless, heart-to-heart, ingenu, ingenuous, innocent, loud-speaking, loud-spoken, naive, newsy, open, openhearted, outgoing, plain, plain-speaking, plain-spoken, plainspoken, point-blank, round, self-revealing, self-revelatory, simple, simplehearted, simpleminded, sincere, single-hearted, single-minded, sociable, soft-speaking, soft-spoken, speaking, specific, straight, straight-out, straightforward, strident, tactless, talkative, talking, transparent, true-speaking, trustful, trusting, unambiguous, unceremonious, unchecked, unconstrained, undiplomatic, unequivocal, unguarded, unhampered, uninhibited, unrepressed, unreserved, unrestrained, unrestricted, unreticent, unsecretive, unshrinking, unsilent, unsophisticated, unsubtle, unsuppressed, unsuspicious, unwary, vocal, well-spoken