courageous,
brave possessing or displaying courage; able to face and deal with danger or fear without flinching; "Familiarity with danger makes a brave man braver but less daring"- Herman Melville; "a frank courageous heart...triumphed over pain"- William Wordsworth; "set a courageous example by leading them safely into and out of enemy-held territory"
spirit a fundamental emotional and activating principle determining one's character
mettle,
spunk,
nerve,
heart any bundle of nerve fibers running to various organs and tissues of the body
Courage -
The ability to do things which one finds frightening.
Wikipedia
Courage, bravery, fortitude, will, and intrepidity, is the ability to confront fear, pain, risk/danger, uncertainty, or intimidation. "Physical courage" is courage in the face of physical pain, hardship, death, or threat of death, while "moral courage" is the ability to act rightly in the face of popular opposition, shame, scandal, or discouragement.
OmegaWiki Dictionary
Ω
Courage The quality of not being afraid or intimidated easily without being incautious or inconsiderate.