exhorter

/ɪɡˈzɔːrtər/
noun
  1. A person who strongly encourages or urges someone to do something.
    • The preacher was known as a passionate exhorter of moral living.
    • She acted as an exhorter during the charity drive, motivating volunteers to keep going.
    • The coach was an exhorter, pushing the team to give their best effort.
Antonyms
What does "exhorter" mean? | whatsthatwordmean | whatsthatwordmean