fanatic

/fəˈnætɪk/
noun
  1. A person who is extremely enthusiastic about a particular activity, interest, or cause, often to an unreasonable degree.
    • The religious fanatic refused to listen to any other point of view.
    • My uncle is a fitness fanatic who goes to the gym every single day.
    • She's a baseball fanatic and has watched every game this season.
Antonyms
adjective
  1. Extremely enthusiastic or devoted to a cause, activity, or belief, often in an extreme or unreasonable way.
    • She has a fanatic attention to detail that makes her an excellent editor.
    • The fanatic supporters would not accept any criticism of their leader.
    • His fanatic devotion to the team led him to paint his entire house in their colors.
What does "fanatic" mean? | whatsthatwordmean | whatsthatwordmean