Synonyms for hero Found 19 synonyms across 3 meanings for “hero”. someone who fights for a cause (noun) championfighterpaladin Greek mathematician and inventor who devised a way to determine the area of a triangle and who described various mechanical devices (first century) (noun) heron a large sandwich made of a long crusty roll split lengthwise and filled with meats and cheese (and tomato and onion and lettuce and condiments) (noun) bombergrinderhoagiehoagysubsubmarinetorpedowedgezep Explore Related Words Rhymes with heroSynonyms for championSynonyms for fighterSynonyms for paladinSynonyms for heronSynonyms for bomber Synonym Finder | Rhyme Finder | Poetry Editor