(あく)

あく
noun
evil; wickedness
1. evil; wickedness; wrongdoing
Moral wrongdoing or the concept of evil, as opposed to good.
(ぜん)(あく)区別(くべつ)
The distinction between good and evil.
(あく)()まった人間(にんげん)(すく)うのは(むずか)しい。
It is difficult to save a person who has fallen into wickedness.
この物語(ものがたり)では、(あく)最後(さいご)(ほろ)びて正義(せいぎ)()つという展開(てんかい)になっている。
In this story, evil is destroyed in the end and justice prevails.

(あく) refers to evil or wickedness as an abstract concept. It is the opposite of (ぜん) (good/virtue).

COMMON EXPRESSIONS:

  • (ぜん)(あく): good and evil
  • (あく)()まる: to be tainted by evil
  • 必要(ひつよう)(あく): a necessary evil

Note: Do not confuse with the reading わるい (bad), which is an i-adjective. (あく) as a noun refers to the abstract concept of evil.