Drop by the wayside means to fail or to give up on something. There are many antonyms for this phrase, and they all imply success, perseverance and achievement. Some of the antonyms for drop by the wayside include; succeed, thrive, flourish, progress, advance, endure, persist, develop, and persevere. These words are positive and reflect a sense of determination and commitment. To succeed in life, we need to be focused and persistent in our efforts, and we should never allow any setbacks to deter us from achieving our goals. Therefore, we should avoid dropping by the wayside, and instead, work hard towards our objectives with grit and perseverance.