Spartan articulate artless ascetic austere bald bare bluff blunt broad brusque candid common commonplace direct downright dry dull eloquent explicit forthright frank frankhearted free free hand free-acting free-going free-moving free-speaking free-spoken free-tongued freehanded genuine heart-to-heart homely homespun ingenuous lean loud-speaking loud-spoken matter-of-fact natural neat open openhearted outspoken plain plain-speaking prosaic prosing prosy pure round rustic severe simple simple-speaking sincere sober soft-speaking soft-spoken spare speaking stark straight straight-out straightforward talkative talking transparent true-speaking unadorned unaffected unchecked unconstrained unequivocal unguarded unimaginative unpoetical unreserved unrestrained unvarnished well-spoken