assurance

確約、保証

相手の不安や疑いを取り除くための、確かな約束。

やさしい英語で： A firm promise intended to remove someone's worries or doubts.

• He gave me an assurance that it was safe.
• We need written assurances before we agree.
• Despite her assurances, I still felt worried.

使い方： an assurance that… (We received an assurance that the work would be finished.); an assurance of something (They wanted an assurance of continued support.)

類義語： promise, guarantee

よく使う表現： give an assurance, written assurance, assurance of safety, give assurance

自信、落ち着き

自分の力を信じ、恐れず落ち着いて話したり行動したりできること。

やさしい英語で： Confidence in yourself and your ability to act or speak without fear.

• She spoke with assurance.
• He handled the difficult questions with quiet assurance.
• Her assurance grew as she gained experience.

類義語： confidence, self-confidence, poise

反対語： insecurity, diffidence

よく使う表現： with assurance, quiet assurance, speak with assurance

確信

あることが本当だ、または必ず起こると強く信じる気持ち。

やさしい英語で： A feeling of being completely sure that something is true or will happen.

• I cannot say with assurance that he is right.
• Their assurance of success soon disappeared.
• She had complete assurance that the plan would work.

使い方： assurance of something (They began the journey with assurance of a safe return.)

類義語： certainty, confidence, conviction

反対語： doubt, uncertainty

よく使う表現： complete assurance, assurance of success, with absolute assurance