noun
great evil; atrocity; heinous act
Refers to an act or state of extreme wickedness or moral depravity. Often used in formal or literary contexts to describe crimes or sins of great magnitude.
その独裁者の行為は歴史に残る大悪とされている。
The dictator's actions are considered a great evil that will remain in history.
彼は自らの大悪を悔いて、残りの人生を償いに捧げた。
He repented his heinous acts and devoted the rest of his life to atonement.