imprudence, recklessness
Mon imprudence a coûté la vie à ton père.
My recklessness cost your father his life.
— The Shadow's Edge (2025)
Et pas d'imprudence, mon petit gars.
And don't do anything reckless, son.
— L’Enfance d’Ivan (1962)
L'accident est dû à son imprudence.
The accident was due to his carelessness.