過激かげき
kageki

Noun
na-Adjective

1. extreme (measure, idea, etc.); radical; violent (language)

Antonym of 穏健
かれかんがえはわたくしには過激かげきすぎます。
kareno kangaewa watashiniwa kageki sugimasu
His ideas are too extreme for me.
Noun
na-Adjective

2. strenuous (exercise, work, etc.); excessive; (physically) demanding