warn

警告する、注意する

危険や問題を避けたり備えたりできるよう、人に知らせる。

やさしい英語で： To tell someone about a danger or problem so they can avoid it or prepare.

• Please warn me if you see smoke.
• The guide warned us about falling rocks.
• Doctors have warned against drinking the water.

使い方： warn someone about/of something (They warned us about the icy road.); warn someone not to do something (She warned me not to touch the hot pan.); warn that… (Experts warn that the storm could cause flooding.)

類義語： alert, caution

よく使う表現： warn someone, warn of danger, warn about something, warn against something

注意する、警告する

その行動は許されず、罰を受ける可能性があると人に伝える。

やさしい英語で： To tell someone their behavior is unacceptable and may lead to punishment.

• I warned him to stop shouting.
• The referee warned both players about their behavior.
• She has already been warned twice for breaking the rules.

使い方： warn someone not to do something (The teacher warned us not to cheat.); warn someone that… (The manager warned him that another late arrival would cost him his job.)

類義語： caution, admonish

よく使う表現： warn someone, warn someone again, warn against cheating

知らせる、予告する

何が起こるか分かるように、出来事を前もって人に伝える。

やさしい英語で： To tell someone about something before it happens, so they know what to expect.

• Warn me before you arrive.
• I warned him that the parcel would be huge.
• She had warned us about the extra guests.

使い方： warn someone that… (I warned her that we would arrive late.); warn someone about something (He warned us about his parents' planned visit.)

類義語： tell, notify, inform

よく使う表現： warn someone beforehand, warn someone in advance, warn about something

召喚する、招集する

会議への出席や義務の実行が必要だと、正式に人に通知する。

やさしい英語で： To formally tell someone they must attend a meeting or carry out a duty.

• The sheriff warned him to appear in court.
• Members were warned to attend the council meeting.
• The notice warned each juror to report on Monday.

使い方： warn someone to do something (The officer warned him to appear before the court.); warn someone to a meeting (The clerk warned all members to the annual meeting.)

類義語： summon, notify

よく使う表現： warn someone to attend, warn someone to appear