vain

むだに

役に立つ成果もなく、何の目的も果たさずに。

やさしい英語で： Without achieving anything useful or serving any purpose.

• We searched in vain.
• She hoped their sacrifice had not been in vain.
• Did we spend all that money in vain?

使い方： in vain (He called for help in vain.)

類義語： pointless, fruitless

よく使う表現： in vain, die in vain, work in vain

うぬぼれた

自分の見た目や能力を過大に評価し、人から称賛されたいと思っている。

やさしい英語で： Too proud of your appearance or abilities, and wanting others to admire you.

• He is rather vain.
• She was vain about her beautiful hair.
• The vain actor demanded a larger photograph of himself.

使い方： vain about something (He is vain about his looks.)

類義語： conceited, self-admiring

反対語： modest, humble

よく使う表現： vain person, rather vain, vain about something

むだな、実を結ばない

望んだ結果が得られない。

やさしい英語で： Failing to achieve the result you wanted.

• We made a vain attempt to stop him.
• Their efforts to save the tree were vain.
• She waited in the vain hope that he would return.

類義語： unsuccessful, futile

反対語： successful

よく使う表現： vain attempt, vain effort, vain hope, vain struggle