since childhood

I've known Mrs. D'Sa since childhood.

Je connais Mme D'Sa depuis l'enfance.

— Andhadhun (2018)

We have known each other since childhood.

Nous nous connaissons depuis l'enfance.

I've been talking to you since childhood.

Je te parle depuis mon enfance.

— Hum Dil De Chuke Sanam (1999)

I've known him since childhood.

Je le connais depuis l’enfance.

They had been friends since childhood.

Ils étaient amis depuis l'enfance.

— Elite Squad (2007)

We've been friends since childhood, tell me who you are.

Nous sommes amis depuis l'enfance, dis-moi qui tu es.

— Perfect Strangers (2016)