profondément endormi
The baby was sound asleep.
Le bébé dormait profondément.
We found the boy sound asleep.
Nous avons trouvé le garçon profondément endormi.
My dog was sound asleep.
Mon chien dormait profondément.
Tom was sound asleep.
Tom dormait profondément.
Sound asleep.
Dormant profondément.
— Suzume (2022)
Oh, I woke you, and you were sound asleep.
Oh, je t'ai réveillé, et tu dormais profondément.
— Spirited Away (2001)