58 synonyms for legend such as explanation, epic, big name, caption, cipher, and code. Legend is a noun, and its antonyms are myth and fact.
Epic, fable, fairy tale, fantasy, folk story, folk tale, folk tradition, folklore, lore, myth, mythology, mythos, mythus, narrative, old wives' tales, oral history, romance, saga, story, tale, tradition, traditional story, and yarn.
Big name, celeb, celebrity, famous person, genius, giant, great, icon, luminary, megastar, phenomenon, star, and superstar.
Caption, colophon, dedication, device, head, heading, inscription, motto, rubric, slogan, subheading, subtitle, title, and wording.
Cipher, code, explanation, glossary, guide, key, and table of symbols.