かぎり

as much as possible, as ... as one can, as far as, to the extent that, the utmost

→ 限り
noun Rare #33,420
as much as possible, as ... as one can Often used in the pattern できるかぎり (as much as possible).
JA: できるかぎり頑張ります。
EN: I'll do my best.
as far as, to the extent that Often used after a verb in phrases such as 知るかぎり (as far as I know).
JA: 私が知っているかぎり、彼はここにいます。
EN: As far as I know, he is here.
the utmost, extremely Used in expressions such as ありがたいかぎりです to emphasize a feeling.
JA: 助けてもらえて、ありがたいかぎりです。
EN: I'm extremely grateful for your help.
Declension of 限り
限りかぎり

彼女は他の人に追いつくためにできるかぎり速く走った。

She ran as fast as she could to catch up with the others.

私の知るかぎりそんな事を実践するのは二人だけだと思っていたんだがね

As far as I knew, I thought only two people actually did that.

— The Garden of Sinners: Paradox Spiral (2008)

知るかぎりありません

Not that I know of.

— プラットフォーム (2019)

見渡すかぎり砂のほかには何も見えなかった。

As far as the eye could see, there was nothing but sand.

私が知るかぎり彼女は大変よい人だ。

As far as I know, she's a very good person.

そんなに私のことを考えてくれるとは、ありがたいかぎりです。

I’m truly grateful that you think so much about me.

preposition Rare #38,110
as far as; to the extent that
JA: 私が見るかぎり、問題はありません。
EN: As far as I can see, there is no problem.
as long as
JA: 生きているかぎり、ここにいます。
EN: As long as I’m alive, I’ll be here.
Forms of 限り
限りかぎり

見渡すかぎり山だった

There were mountains as far as the eye could see.

— 雪山の絆 (2023)

肉眼で見るかぎり、海岸には誰もいないようだった。

As far as the eye could see, there was no one on the beach.

生きているかぎり彼女は彼の親切を忘れなかった。

She never forgot his kindness for as long as she lived.

私が生きているかぎりあなたに不自由はさせない。

As long as I’m alive, you’ll never want for anything.

conjunction Rare #44,480
as long as, while, unless The English translation depends on the sentence: with a negative main clause, it often means “unless.”
JA: ここにいるかぎり、安全です。
EN: As long as you’re here, you’re safe.
Forms of 限り
限りかぎり

拷問されないかぎりそんなこと誰にも言えない

I couldn't tell anyone that unless I were tortured.

— ライフ・イズ・ビューティフル (1997)

あなたは静かにしているかぎりここにいてもよい。

You may stay here as long as you remain quiet.

君がここにいるかぎり、学院を長期間休むことになった生徒が何人かいる。

As long as you’re here, some students have ended up taking long-term leaves of absence from the academy.

けれど工事が進んでいるかぎり、苦情は無効になる。

But as long as construction is underway, complaints are invalid.