debater

/dɪˈbeɪtər/
noun
  1. A person who takes part in a formal argument or discussion, especially as a skilled speaker.
    • As a debater, he learned to listen carefully and respond quickly.
    • She is a skilled debater who always presents strong arguments.
    • The two debaters faced off in the final round of the competition.
Antonyms
What does "debater" mean? | whatsthatwordmean | whatsthatwordmean