fanaticism
🇺🇸
/fəˈnætɪsɪzəm/
🇬🇧
/fəˈnætɪsɪzəm/
When someone is too passionate about something, even if it causes problems.
His belief in the team bordered on fanaticism, unwilling to hear any criticism.
他對團隊的信仰近乎狂熱,不願聽任何批評。