dissuader

/dɪˈsweɪdər/
noun
  1. A person or thing that persuades someone not to do something.
    • My older sister was my main dissuader when I wanted to quit school.
    • He was a gentle dissuader, always offering reasons to avoid risky choices.
    • The safety warning acted as a dissuader for careless drivers.
What does "dissuader" mean? | whatsthatwordmean | whatsthatwordmean