Noun bravery has 2 senses
  1. courage, courageousness, bravery - a quality of spirit that enables you to face danger of pain without showing fear
    --1 is a kind of spirit
    --1 has particulars:
     heart, mettle, nerve, spunk; heroism, gallantry, valor, valour, valorousness, valiance, valiancy; dauntlessness, intrepidity; Dutch courage; stoutheartedness; fearlessness; fortitude
  2. fearlessness, bravery - feeling no fear
    --2 is a kind of feeling
    --2 has particulars: security