危害

きがい

injury, harm, danger

JLPT N1

Character Breakdown

Meaning and Usage

"危害" (きがい) refers to harm, injury, or danger caused to a person, animal, or environment. It is a formal and somewhat serious term often used in legal, medical, or environmental contexts.

Common Contexts

You will often see "危害" in discussions about safety regulations, laws, or warnings where harm or damage is a concern. For example, phrases like "危害を加える" (to cause harm) or "危害を及ぼす" (to inflict harm) are common.

Collocations and Patterns

  • 危害を加える: to cause harm or injury
  • 危害を及ぼす: to inflict harm
  • 危害を与える: to give harm These expressions are used when talking about actions that result in damage or injury.

Register and Nuance

"危害" is a formal noun and not used in casual conversation. It often appears in written language, official documents, or serious discussions about safety and risk.

Common Mistake

Learners sometimes confuse "危害" with "危険" (danger). While "危険" refers to the state or condition of being dangerous, "危害" specifically refers to the harm or injury caused. Remember, "危害" focuses on the effect, not just the risk.

Example Sentences

たにんにきがいをくわえることはほうりつできんしされています。

Causing harm to others is prohibited by law.

このくすりはてきせつにつかわないとけんこうにきがいをおよぼすかのうせいがあります。

If this medicine is not used properly, it may cause harm to your health.

しぜんかんきょうにきがいをあたえないようにちゅういしましょう。

Let's be careful not to cause harm to the natural environment.