garder ça secret

keep it secret

→ garder
phrase Rare #34,874
keep it secret Used to ask or promise that information will not be revealed. “Ça” can also be replaced by “cela.”
FR: Tu peux garder ça secret jusqu'à demain ?
EN: Can you keep it secret until tomorrow?

Tu ne peux pas garder ça secret.

You can't keep this a secret.

On ne peut garder ça secret.

We can’t keep this secret.

— Zootopie (2016)

Merci de garder ça secret.

Please keep this a secret.

Je lui ai promis de garder ça secret.

I promised him I'd keep it a secret.

Il aurait dû garder ça secret.

He should have kept it a secret.