je trompais

was mistaken, were mistaken, was cheating on, were cheating on

→ tromper
tromp to deceive, to fool + ais je/tu imperfect
verb · 1st-person singular / 2nd-person singular, imperfect tense Rare #44,193
was mistaken, were mistaken
FR: Je me trompais sur l’heure du rendez-vous.
EN: I was mistaken about the time of the appointment.
was cheating on, were cheating on
FR: Je trompais ma femme.
EN: I was cheating on my wife.
Conjugation of tromper
Indicative imperfect
SingularPlural
First trompais —
Second trompais —
Third trompait —

Quand tu étais marié avec elle, tu la trompais souvent ?

When you were married to her, did you often cheat on her?

— L'Agent secret (2025)

Et je ne le trompais pas.

And I wasn't deceiving him.

— Anatomie d'une chute (2023)

Ils ont dit que je te trompais quand tu étais à l'armée.

They said I cheated on you while you were in the army.

— Nang Nak (1999)

Je croyais que cela ne faisait qu'un mois mais je me trompais.

I thought it had only been a month, but I was wrong.

— Parle avec elle (2002)

Je me trompais.

I was wrong.

— Avengers (2012)

Mais je me trompais.

But I was wrong.

— Harry Potter à l'école des sorciers (2001)