word to the wise

Adverb

idiomatic

(idiomatic) Used to emphasis following as a piece of significant advice.

Japanese Meaning

重要な助言として伝えられる一言 / 今後に役立つ、覚えておくべき忠告 / 注意喚起や忠告を簡潔に示す表現

word to the wise: back up your work regularly to avoid losing hours of progress.

念のための忠告ですが、作業は定期的にバックアップして、数時間分の進捗を失わないようにしてください。

Sense（1）

(idiomatic) Used to emphasis following as a piece of significant advice.

Well have fun, but, word to the wise, don't let your sister take control.