From WordNet (r) 2.0 [wn]:
From Moby Thesaurus II by Grady Ward, 1.0 [moby-thes]:
46 Moby Thesaurus words for "heroics": bluster, boast, boastfulness, boasting, bombast, brag, braggadocio, braggartism, bragging, brashness, brass, bravado, brazen boldness, cheek, chutzpah, conceit, fanfaronade, gall, gasconade, gasconism, hubris, improvidence, imprudence, impudence, indiscretion, injudiciousness, insolence, jactation, jactitation, overboldness, overcarelessness, overconfidence, oversureness, overweeningness, rashness, rodomontade, side, swagger, temerariousness, temerity, unchariness, unwariness, vanity, vaunt, vauntery, vaunting
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