Hardihood (noun)

1. The quality of being bold, daring, or fearless.
2. The quality of being willing to take risks and face challenges.

Origin:

From the old french word "hardi", meaning bold or daring.

Examples:

1. His hardihood in the face of danger was admirable.
2. She showed hardihood by going skydiving despite her fear of heights.
3. He was admired for his hardihood in the face of adversity.
4. The explorer's hardihood was evident in his ability to survive in the harsh wilderness.
5. His hardihood was tested as he climbed the mountain alone.