Nihoner
あり得ない
arienai
impossible
All Senses
  1. arienai impossible; unthinkable, ridiculous, absurd
How it's used

Used in casual conversation to express disbelief or that something is out of the question. It's a strong, emphatic way to say 'no way' or 'that's impossible'.

そんなことあり得ない!
Sonna koto arienai!
That's impossible!

彼が嘘をつくなんてあり得ない。
Kare ga uso o tsuku nante arienai.
It's unthinkable that he would lie.

⚖️ Commonly confused with 'fukanou' (不可能), but 'arienai' is more colloquial and emotional.

Nihoner AI Pronunciation Engine v3.2 · ja-JP

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Kanji Breakdown
得
Gain, Get, Find, Earn, Acquire, Can, May, Able To, Profit, Advantage, Benefit
On: とく Kun: え.る,う.る
11 strokes N3
How to Use This Word
I-adjective (い形容詞)
Pattern
あり得ない → あり得なくない → あり得なかった → あり得なくて

💡 Drop い to get the stem: add くない (negative), かった (past), くて (te-form).

Example
とてもあり得ないですね。
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Found in a wide range of contexts. Useful for building reading and listening fluency.

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