乱す

みだす

to throw into disorder; to disarrange; to disturb (order, peace, etc.); to corrupt (public morals)

JLPT N1 common word Also written 紊す

Meaning

v5svt
to throw into disorder; to disarrange; to disturb (order, peace, etc.); to corrupt (public morals); to dishevel (hair)

Example sentences

恋人の死の知らせに彼女は大いに心を乱した。

She was very agitated at the news of her lover's death.
父は私の楽観を乱さないことにした。

My father chose not to disturb my optimism.
彼はその知らせに心を乱した。

He was agitated by the news.