The phrase "conquering hero" typically refers to someone who has succeeded in overcoming monumental obstacles or achieved great victories. Some synonyms for this expression include triumphant champion, victorious leader, or conquistador. Other terms that evoke a similar sense of achievement and heroic accomplishment include champion, hero, victor, conqueror, and winner. Each of these words conveys a sense of bravery, courage, and determination that is often associated with those who achieve great things in life. Ultimately, the use of these synonyms can help to add depth and color to one's language and vocabulary, enhancing their ability to express themselves with precision and power.