How to describe "does not need to do something"

In this lesson, I will introduce you how to describe "does not need to do something" using なくてもいいです. なくて in なくてもいいです is the negative te-form. <Example Sentences> あやまらなくてもいいです　よ。 あやまらなくていいです　よ。(slightly more casual) You don't need to apologize. *あやまらなくて is the negative te-form of a verb あやまる, which means "apologize". あした　は　やすみなので　はやく　おきなくてもいいです。 あした　は　やすみなので　はやく　おきなくていいです。(slightly more casual) Because tomorrow is a holiday, I don't need to get up early. *おきなくて is the negative te-form of a verb おきる, which means "get up". いそがなくてもいいです　よ。 いそがなくていいです　よ。(slightly more casual) You don't need to hurry. *いそがなくて is the negative te-form of a verb いそぐ, which means "hurry". References: Te-forms https://anchor.fm/yuya-sato/episodes/Te-forms-enfaqj How to apologize for the things you have done https://anchor.fm/yuya-sato/episodes/How-to-apologize-for-the-things-you-have-done-eq5910 Sentence-ending particle "ne" and "yo" https://anchor.fm/yuya-sato/episodes/Sentence-ending-particle-ne-and-yo-emureo How to explain the reason using ので https://anchor.fm/yuya-sato/episodes/How-to-explain-the-reason-using-eons27 You have to do something https://anchor.fm/yuya-sato/episodes/You-have-to-do-something-eootdo You had better do something https://anchor.fm/yuya-sato/episodes/You-had-better-do-something-eomelf Instagram: https://www.instagram.com/yuyaman1986