noun
admonition; expostulation; earnest remonstrance
A formal or literary term for strongly advising or warning someone against their actions, often with a sense of earnestness or urgency. Rare in everyday conversation.
彼は上司の不正を切諌したが、聞き入れられなかった。
He earnestly remonstrated with his boss about the misconduct, but his advice was not heeded.