しなよ

you should do it; go ahead and do it

→ 為る
phrase Rare #21,664
you should do it; go ahead and do it A casual way to urge or recommend that someone do something. It follows the ます-stem of a verb, as in 勉強しなよ (you should study).
JA: 困ったことがあったら、医者に相談しなよ。
EN: If something is troubling you, you should consult a doctor.

自首しなよ~

You should turn yourself in~

— AKIRA (1988)

これにしなよ。

Go with this one.

母さんは家までダンスしなよ

Mom, dance your way home.

— ジョジョ・ラビット (2019)

結婚しなよ

You should get married.

— ANORA アノーラ (2024)

英語を勉強しなよ

You should study English.

— ANORA アノーラ (2024)

たまには外出て運動しなよ。

You should get outside and exercise once in a while.

早くしなよ

Hurry up.

— もののけ姫 (1997)

ぼくのにしなよ

You should use mine.

— 動くな、死ね、甦れ! (1990)

医者に相談しなよ。

You should consult a doctor.

いい加減にしなよ

That's enough already.

— Tampopo (1985)