<p><strong>Adjective</strong></p><ul><li>characterized by defiance; boldly resistant or challenging: a defiant attitude.</li><li>Synonyms: daring, insolent, rebellious, recalcitrant, refractory, contumacious, insubordinate.</li><li>Antonyms: obedient.</li></ul><p><strong>Noun</strong></p><ul><li>a person who is insubordinate.</li></ul>