<p><strong>Adjective:</strong></p><ul><li>Filled with or given to vainglory: a vainglorious actor.</li><li>Characterized by, showing, or proceeding from vainglory: a vainglorious estimate of one's ability.</li></ul><p><strong>Synonyms:</strong></p><ul><li>Important</li><li>Forceful</li><li>Consequential</li></ul><p><strong>Antonyms:</strong></p><ul><li>Unknown</li><li>Obscure</li></ul>