Definition: someone whose interest in something or enthusiasm for something is extreme Level: C2
他因其极端观点被斥为狂热分子。
He was denounced as a ___fanatic for his extreme views.
凌晨五点，健身房就挤满了健身狂热者。
The gym is full of fitness ___fanatics at 5 a.m.
政治狂热分子获得影响力时可能很危险。
Political ___fanatics can be dangerous when they gain influence.
