<p><strong>Adjective</strong></p><ul><li>not to be daunted or intimidated</li><li>fearless</li><li>intrepid</li><li>bold</li></ul><p><strong>Synonyms</strong></p><ul><li>courageous</li><li>brave</li><li>indomitable</li><li>daring</li><li>undaunted</li></ul><p><strong>Antonyms</strong></p><ul><li>timid</li><li>fearful</li></ul><p><strong>Noun</strong></p><ul><li>the principal U.S. Navy fleet bomber of early World War II, capable of carrying bombs or depth charges and particularly successful as a dive bomber</li></ul>