gauche

lacking social grace and assurance his loud talking at the opera marked him as gauche and uncultured Synonyms clumsy, awkward, graceless, inelegant, rough-hewn, rustic (also rustical), stiff, stilted, uncomfortable, uneasy, ungraceful, woodenRelated Words angular, gawky, lubberly, ungainly; boorish, clownish, uncouth; abashed, discomfited, discomforted, discomposed, disconcerted, discountenanced, embarrassed; self-conscious; agitated, bothered, chagrined, dismayed, disquieted, distressed, disturbed, fazed, flustered, jittery, jumpy, mortified, nervous, nonplussed (also nonplused), perturbed, rattled, unhinged, unsettled, upset; diffident, insecure, meek, modest, self-doubting, timid, unassertive, unassuming, unpretentiousNear Antonyms assured, calm, collected, composed, confident, cool, placid, poised, secure, self-assured, self-confident, self-possessed, serene, tranquil, undisturbed, unperturbedAntonyms graceful, suave, urbane