答えなくていい

you don't have to answer

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phrase Uncommon #17,863
you don't have to answer A casual way to say that answering is not necessary. The pattern ~なくていい means “don’t have to ~” or “it’s okay not to ~.”
JA: 答えなくていいよ。無理に話さなくても大丈夫。
EN: You don't have to answer. It's okay if you don't want to talk.

嫌なら答えなくていい

You don't have to answer if you don't want to.

— オープン・ユア・アイズ (1997)

この質問に答えなくていい

You don't have to answer this question.

こういう質問に答えなくていい

You don't have to answer questions like this.

答えなくていい

You don't have to answer.

— ア・フュー・グッドメン (1992)

迷惑なら答えなくていい

If it bothers you, you don't have to answer.

— アメリカン・ギャングスター (2007)