Readiness to dare
bravery, valor, valorousness, boldness, intrepidity, fearlessness, spirit, audacity, audaciousness, temerity, dauntlessness, pluck, mettle, enterprise, stoutheartedness, firmness, self-reliance, hardihood, heroism, gallantry, manliness, daring, prowess, resolution, resoluteness, heart, élan, doughtiness, adventuresomeness, adventurousness, venturesomeness, bravura, dash, recklessness, derring-do, pugnacity, pluckiness, gameness, rashness, defiance, the courage of one's convictions, spunk*, grit*, backbone*, guts*, what it takes*, nerve*, nerves of steel*, intestinal fortitude*, moxie*, cojones*; see also strength 1.
Antonyms cowardice, fear*, timidity.