This phrase means you do not need to do something. It shows that it is not necessary.
Verb [dictionary form] + には及ばないPrimary
Noun + には及ばない
This phrase means you do not need to do something. It shows that it is not necessary.
ご心配には及びません。全て計画通りに進んでいます。
There is no need to worry. Everything is proceeding according to plan.
彼の知識は専門家のレベルで、我々が口を出すには及ばない。
His knowledge is at an expert level; it's not necessary for us to comment.
幸い怪我は軽く、手術をするには及ばないと診断された。
Fortunately, the injury was minor, and I was diagnosed as not needing surgery.
その歌手の歌唱力は、現代のどんな歌手も彼には及ばないだろう。
That singer's vocal ability is such that perhaps no modern singer can compare to him.
言うまでもないことだが、彼の助けには及ばないなどとは誰も考えていない。
It goes without saying, but no one is thinking that we don't need his help.
This grammar has two main uses. It can mean 'you don't need to do something'. It can also mean 'something is not as good as something else'. This shows a big difference in skill or quality.
This is like '〜までもない' (made mo nai). But '〜には及ばない' is more formal. It means 'not needed' or 'cannot compare'. '〜までもない' only means 'not needed'. '〜にはあたらない' (ni wa ataranai) is different. It means 'no need to feel surprised or angry'.
Don't use this when you talk to friends. It sounds too formal. For example, don't say "電話には及びません" to a friend. It means "There is no need to call."
Often confused with(1)
Contrasts with(1)
More formal alternatives(4)
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