fanatic

英文解釋：

名詞 fanatic:

1. a person motivated by irrational enthusiasm (as for a cause)--Winston Churchill
   同義詞：fiend

形容詞 fanatic:

1. marked by excessive enthusiasm for and intense devotion to a cause or idea
   同義詞：fanatical, overzealous, rabid

例句：

1. Stanley is our resident crossword fanatic.
   斯坦利是我們中間的填縱橫字謎的遊戲迷。
2. A zealot; a fanatic.
   狂熱者; 盲信者
3. She's fanatic about pop music.
   她對流行音樂很狂熱。
4. We call him a politics fanatic.
   我們叫他政治狂。