adventuresomeness, adventurousness,audacity, backbone, bravery, bravura, daring, dash, dauntlessness, determination,endurance, enterprise, fearlessness,firmness, fortitude,gallantry, gameness, grit,guts, hardihood, heroism, intrepidity, lion-heartedness, mettle,nerve, pluck, power,prowess, pugnacity, rashness,recklessness, resolution,spirit, spunk, stoutheartedness,temerity, tenacity, valor, venturesomeness, élan

The quality of mind enabling one to face danger or hardship resolutely: http://www.answers.com/topic/braveness, http://www.answers.com/topic/bravery, http://www.answers.com/topic/courage, http://www.answers.com/topic/courageousness, http://www.answers.com/topic/dauntlessness, http://www.answers.com/topic/doughtiness, http://www.answers.com/topic/fearlessness, http://www.answers.com/topic/gallantry, http://www.answers.com/topic/gameness, http://www.answers.com/topic/heart, http://www.answers.com/topic/intrepidity, http://www.answers.com/topic/intrepidness, http://www.answers.com/topic/mettle, http://www.answers.com/topic/nerve, http://www.answers.com/topic/pluck, http://www.answers.com/topic/pluckiness, http://www.answers.com/topic/spirit, http://www.answers.com/topic/stoutheartedness, http://www.answers.com/topic/undauntedness, http://www.answers.com/topic/valiance, http://www.answers.com/topic/valiancy, http://www.answers.com/topic/valiantness, http://www.answers.com/topic/valor. Informalhttp://www.answers.com/topic/spunk, http://www.answers.com/topic/spunkiness. Slang gut (used in plural), http://www.answers.com/topic/gutsiness, http://www.answers.com/topic/moxie. Seefear-courage.