Je me trompais, _I was deceiving myself_.
tu te trompais, _thou wast deceiving thyself_.
il se trompait, _he was deceiving himself_.
on se trompait, _one was deceiving himself_.
nous nous trompions, _we were deceiving ourselves_.
vous vous trompiez, _you were deceiving yourselves_.
ils se trompaient, _they were deceiving themselves_.