The term "coming naught" refers to a situation or event that is ultimately unsuccessful or results in nothing. The antonyms for "coming naught" would be successful, fruitful, productive, valuable, or worthwhile. A successful outcome is one that achieves its intended purpose, be it completing a project, reaching a goal, or resolving a problem. A fruitful event is one that leads to abundant or positive results, while a productive event has brought about a significant or meaningful outcome. A valuable or worthwhile event provides benefits or advantages, whether immediately or in the long term. These opposing terms reflect the different outcomes that can result from any situation, depending on the approach and effort invested.