(がいあく)

がいあく
noun
harm; evil; harmful effect
formal
1. harm; evil; harmful effect
Damage, injury, or negative influence caused to people, society, or things. Stronger and more formal than 害 alone.
Actions that cause harm are not tolerated.
Substances that cause harm to the environment should be regulated.
Online slander has been pointed out as a major harm to society.

A formal word combining (がい) (harm) and (あく) (evil). It conveys a stronger sense of wrongfulness than (がい) alone, implying not just damage but something morally negative or socially destructive.

Common collocations

Similar words

Usage

Often used in written or formal contexts such as news articles, legal discussions, and social commentary. It carries a tone of moral judgment, making it stronger than neutral terms like 被害(ひがい) (damage) or 損害(そんがい) (loss).