Heroicness is a word that refers to the quality or state of being heroic. Synonyms for heroicness include bravery, courage, valor, gallantry, valorousness, fearlessness, intrepidity, moxie, and fortitude. These words all point to the same concept of being courageous in the face of danger or adversity. Each word has a slightly different nuance and might be used in different contexts depending on the situation. For example, valor might connote a sense of military honor, while moxie might refer to spunk or grit in a more everyday context. Regardless of which word you use, the concept of heroicness is something that we admire and aspire to.