No. 13,605 in Russian
недопустимую
"Unacceptable."
In a sentence
Такое поведение — совершенно недопустимую.
Such behavior is entirely unacceptable.
Here, "недопустимую" is used to describe behavior that is not allowed or tolerated.
Мы обнаружили недопустимую ошибку в документе.
We found an unacceptable error in the document.
"Недопустимую" modifies "ошибку" to indicate a critical mistake that should not have occurred.
Профессор отметил недопустимую температуру в лаборатории.
The professor noted the unacceptable temperature in the laboratory.
In this case, "недопустимую" is used to describe the temperature being out of an acceptable range.
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