unnerved

/ʌnˈnɜrvd/
adjective
  1. Feeling nervous, frightened, or less confident because of something unexpected or disturbing.
    • He was unnerved when his opponent easily defeated him in the first round.
    • The pilot remained calm, but the passengers were visibly unnerved by the turbulence.
    • She felt unnerved by the sudden loud noise in the dark alley.
Antonyms
What does "unnerved" mean? | whatsthatwordmean | whatsthatwordmean