communicative, communicatory

incommunicative, introverted, untrusting, standoffish, irritable, sullen, unexpressive, unaffectionate, unforthcoming, unassertive, taciturn, inarticulate, inexpressive, grumpy, talkative, resentful, argumentative, unsociable, morose, forgetful, overprotective, neurotic, unmotivated, obstructive, apathetic, emotionless, communicative, chatty, grouchy, fidgety, unconfident, distractible, overbearing, pushy, truculent, agitated, moody, humorless, uncooperative, cantankerous, cranky, unlikeable, scatterbrained, monosyllabic, loner, henpecked, paranoid, uninterested, snappish, crabby, impatient, unfeeling, bossy, diffident, insecure, mistrustful, petulant, obtuse, exasperated, confused, frazzled, inscrutable, unlikable, unhappy, surly, agoraphobic, lonely, extraverted, unsympathetic, possessive, frustrated, scatty, brusque, uptight, unsocial, despondent, obstreperous, uncomprehending, obstinate, overemotional, unemotional, irascible, disinterested, affectless, domineering, unengaged, antisocial, tetchy, friendless, uncaring, impassive, unknowledgeable, whiny, gruff, egocentric, shrewish, ornery, excitable, evasive, codependent, querulous, charmless, reticent, easygoing, demented, distrustful, affable, distraught, quarrelsome, sociable, amiable, lovable, submissive, dejected, personable

reserve, reticence, taciturn, taciturnity, uncommunicativeness

blank, close, closelipped, closemouthed, deadpan, expressionless, guarded, impassive, incommunicado, incommunicative, inexpressive, mum, noncommittal, poker-faced, secretive, silent, tightlipped, unexpressive, unpronounceable, unrevealing, unutterable