The term "more second string" refers to something or someone that is of lower quality or importance than another. The antonyms for this phrase could be "top-tier," "higher-ranked," or "elite." These words connote excellence, exclusivity, and exceptional value, the opposite of the connotation that "more second string" carries. By using antonyms, we can change our perspective towards something, acknowledging that it can be great and extraordinary, rather than less important or inferior. Using antonyms can help us communicate more clearly and accurately by showing a complete contrast between two different ideas.