bravado

/brəˈvɑdoʊ/
noun
  1. A confident or bold manner that is intended to impress others or hide fear.
    • She walked into the room with an air of bravado, but her hands were shaking.
    • His offer to fight was just bravado; he was actually terrified.
    • The young soldier's bravado faded when he heard the explosions nearby.
Antonyms
What does "bravado" mean? | whatsthatwordmean | whatsthatwordmean