先せん鋭えい

na-adjective, noun which may take the genitive case particle 'no', noun

radical; sharp; acute

Describes ideas, movements, or people that are cutting-edge, extreme, or sharply critical. Often used in political or intellectual contexts.

• 彼かれは先せん鋭えい的てきな意い見けんを述のべた。

  He expressed a radical opinion.

• 先せん鋭えい化かする社しゃ会かい問もん題だいに対たい処しょする。

  Deal with increasingly acute social problems.