防衛

ぼうえい

defense, protection, self-defense

JLPT N1

Character Breakdown

Meaning and Usage

"防衛" (ぼうえい) primarily refers to defense or protection, often in contexts related to national security, personal rights, or physical safety. It is a formal noun commonly used in political, legal, and military discussions.

Common Contexts

This word is frequently seen in phrases like "国防衛" (national defense), "防衛費" (defense budget), and "自己防衛" (self-defense). It implies an active effort to protect against threats or harm.

Collocations and Patterns

  • 防衛する: to defend or protect
  • 防衛費: defense expenses or budget
  • 自己防衛: self-defense
  • 防衛ライン: defensive line

These collocations are often used in formal or official contexts.

Register and Nuance

"防衛" is a formal term and is less likely to appear in casual conversation unless discussing serious topics like government policy or legal rights. It conveys a sense of organized or institutional protection rather than casual or spontaneous defense.

Common Mistakes

Learners sometimes confuse "防衛" with "防止" (prevention). While "防止" focuses on preventing something from happening, "防衛" emphasizes protecting or defending against an ongoing or potential threat. Remember, "防衛" is about active defense rather than mere prevention.

Example Sentences

くにのぼうえいはせいふのじゅうようなせきにんです。

National defense is an important responsibility of the government.

かれはじぶんのけんりをぼうえいするためにべんごしをやとった。

He hired a lawyer to defend his rights.

ぼうえいひがぞうかしていることにたいしてしみんはいけんをのべた。

Citizens expressed opinions regarding the increase in defense spending.