Antonyms are words that are opposite in meaning. Therefore, antonyms for the word "frame-up" would be words that are not associated with any situation that involves falsely accusing someone for a crime they didn't commit. Such antonyms would include terms such as "innocence," "truth," "freedom," "exoneration," "acquittal," among others. These words describe the opposite of the act of framing someone up. They convey the idea of justice, fairness, and truthfulness rather than deception, corruption, and dishonesty. When it comes to antonyms for "frame-up," these words represent a set of values that promote accountability and honorable behavior.