fanatical

形容词 fanatical:

1. marked by excessive enthusiasm for and intense devotion to a cause or idea
   同义词：fanatic, overzealous, rabid

1. That who shows fanatical worship to that actor has been crowded into his dressing room doorway.
   对那位演员表示崇拜的狂热者们挤进了他的化妆室门口。
2. My friend, Crawley, has always been a fanatical opponent of Mr Lane's Radical Progressive Party.
   我的朋友Crawley一直是Lane先生激进党的一名狂热反对者。
3. Militant devotion to and glorification of one's country; fanatical patriotism.
   沙文主义对国家的军事效忠以及美化; 狂热的爱国主义

fa.nat.i.cal

adj.（形容词）
Possessed with or motivated by excessive, irrational zeal.
狂热的：充满狂热或受不理智的热情所支配的；不理智的狂热的

【引伸】
fanat.ically
adv.（副词）
fanat.icalness
n.（名词）