Synonyms for heroic

adjective

• of behavior that is impressive and ambitious in scale or scope
• showing extreme courage; especially of actions courageously undertaken in desperation as a last resort
• having or displaying qualities appropriate for heroes
• very imposing or impressive; surpassing the ordinary (especially in size or scale)

noun

• a verse form suited to the treatment of heroic or elevated themes; dactylic hexameter or iambic pentameter

• relating to or characteristic of heroes of antiquity