disappear

見えなくなる、姿を消す

姿や形が見えなくなる。

やさしい英語で： To become impossible to see.

• The sun disappeared behind a cloud.
• We watched the train disappear into the tunnel.
• The island disappears from view at night.

使い方： disappear behind/into something (The car disappeared into the fog.); disappear from view (The boat disappeared from view.)

類義語： vanish

反対語： appear, reappear

よく使う表現： disappear from view, disappear into darkness, disappear behind something, disappear from sight

なくなる、消滅する

存在していたものがなくなる。

やさしい英語で： To stop existing or being present.

• The pain soon disappeared.
• Some local traditions are disappearing.
• Will these doubts ever disappear?

類義語： vanish, die out, fade away

反対語： appear

よく使う表現： disappear completely, gradually disappear, disappear over time

なくなる、行方不明になる

物がなくなり、どこにあるか誰にもわからなくなる。

やさしい英語で： To go missing so that nobody knows where something is.

• My keys have disappeared.
• Money disappeared from the office drawer.
• Why do my socks always disappear?

使い方： disappear from somewhere (My wallet disappeared from my bag.)

類義語： go missing, vanish

反対語： turn up, reappear

よく使う表現： keys disappear, disappear from somewhere, suddenly disappear

行方不明になる、失踪する

人がいなくなり、どこにいるか誰にもわからなくなる。

やさしい英語で： To go missing so that nobody knows where you are.

• The boy disappeared yesterday.
• She disappeared on her way home from school.
• Police are searching for a man who disappeared last week.

類義語： go missing, vanish

反対語： turn up, reappear

よく使う表現： disappear without trace, disappear from home, suddenly disappear