<p><strong>Adjective</strong></p><ul><li>excessively proud of or concerned about one's own appearance, qualities, achievements, etc.; conceited: a vain dandy.</li><li>proceeding from or showing pride in or concern about one's appearance, qualities, etc.; resulting from or displaying vanity: He made some vain remarks about his accomplishments.</li><li>ineffectual or unsuccessful; futile: vain hopes; a vain effort; a vain war.</li><li>without real significance, value, or importance; baseless or worthless: vain pageantry; vain display.</li></ul><p><strong>Synonyms</strong></p><ul><li>overweening, arrogant, proud, vainglorious, self-complacent, egotistic</li></ul><p><strong>Antonyms</strong></p><ul><li>humble</li></ul><p><strong>Synonyms (for ineffectual or unsuccessful)</strong></p><ul><li>unavailing, fruitless</li></ul><p><strong>Antonyms (for ineffectual or unsuccessful)</strong></p><ul><li>useful</li></ul><p><strong>Synonyms (for without real significance)</strong></p><ul><li>nugatory, trifling, trivial</li></ul><p><strong>Archaic</strong></p><ul><li>senseless or foolish.</li></ul>