Synonyms to heroics

overconfidence, arrogance, assurance, assuredness, belief, brashness, brass, brazen boldness, certitude, cheek, chutzpah, cocksureness, confidence, confidentness, conviction, courage, faith, gall, hubris, improvidence, imprudence, impudence, indiscretion, injudiciousness, insolence, overboldness, overcarelessness, oversureness, overweening, overweeningness, poise, pomposity, positiveness, pride, rashness, security, self-assurance, self-confidence, self-importance, self-reliance, settled belief, subjective certainty, sureness, surety, temerariousness, temerity, trust, unchariness, unwariness, bluster, agitation, bawl, be livid, be pissed, bellow, blast, blow, blow a hurricane, blow great guns, blow over, blow up, bludgeon, bluff, bluster and bluff, bluster out of, boast, boastfulness, boasting, bobbery, boil, boiling, bombast, bounce, brag, braggadocio, braggartism, bragging, bravado, brawl, breeze, breeze up, brew, broil, brouhaha, browbeat, browned off, bulldoze, bully, bullyrag, burn, bustle, cacophony, carry on, chafe, chaos, churn, clamor, come up, commotion, conceit, conturbation, cow, crow, demor