hesitant, reluctant, circumspect, cautious, loath, unforthcoming, apprehensive, tightlipped, ambivalent, bashful, diffident, coy, forthright, sanguine, averse, cagey, wary, leery, taciturn, effusive, timid, talkative, standoffish, skeptical, skittish, unenthusiastic, closemouthed, dismissive, loquacious, phlegmatic, evasive, unwilling, choosy, shy, gung ho, unconcerned, candid, noncommittal, inclined, uncomfortable, stoic, receptive, tightfisted, fond, deferential, chatty, blase, voluble, noncommital, touchy, outspoken, nonchalant, unworried, uninterested, squeamish, sheepish, introverted, unreceptive, stoical, fearful, loth, strident, picky, garrulous, sympathetic, relaxed, pessimistic, unafraid, uncommunicative, discreet, unimpressed, anxious, uneasy, unexcited, disdainful, subdued, extrovert, nonplussed, perturbed, sphinxlike, jittery, afraid, chummy, conciliatory, unperturbed, secretive, restrained, delphic, unfazed, keen, careful, unassertive, vague, optimistic, enthusiastic, equivocal, undemonstrative, sotto voce, unruffled, polite, unexpressive, muted, arid, articulate, cheerful, cloudy, conflicting, deficient, descriptive, destitute, devout, docile, doctrinal, faulty, forgiving, fraught, free, grand, immune, impatient, imperfect, easygoing, demented, vivacious, carefree, distraught, cantankerous, extroverted, meek, personable, affable, amiable, feckless, lovable

reticently, unreserved

reserved, self-effacing, unemotional, untalkative