起こそう

wake someone up

→ 起こす
起こそ Volitional + volitional/future ending
verb · future desiderative Rare #40,608
wake someone up Used to suggest waking someone up.
JA: もう朝だ。太郎を起こそう。
EN: It's already morning. Let's wake Taro up.
Conjugation of 起こす
Desiderative future
起こそう

起こそう

Should I wake you up?

— तुम्बाड (2018)

村のみんなに約束する反乱起こそうとする

He tries to start a rebellion, as he promised everyone in the village.

— RRR (2022)

起こそうと思ったがやめた

I thought about waking them up, but decided not to.

— 恋する惑星 (1994)

あなたパパ起こそうとしたでしょ

You tried to wake Dad up, didn’t you?

— 箪笥<たんす> (2003)