ne se doutait de rien

had no idea

→ ne
phrase Rare #37,028
had no idea Used to say that someone was unaware of something, often something surprising or being kept secret. The verb is in the imperfect tense; the present form is « ne se doute de rien ».
FR: Il ne se doutait de rien quand nous avons préparé la surprise.
EN: He had no idea while we were preparing the surprise.

Le chat s'est approché sans bruit de l'oiseau qui ne se doutait de rien.

The cat silently approached the unsuspecting bird.

Le chat s'approcha sans bruit de l'oiseau qui ne se doutait de rien.

The cat silently approached the unsuspecting bird.

L'heureuse jeune femme ne se doutait de rien.

The happy young woman had no idea.

Ziri ne se doutait de rien.

Ziri had no idea.