la sottise

stupid thing, foolishness, silly mistake

s ɔ . t i z
sott foolish, silly + ise state, quality, or result
noun · feminine Rare #50,055
stupid thing, foolishness, silly mistake Often used to criticize an action or idea.
FR: Ne fais pas cette sottise.
EN: Don't do that silly thing.
Declension of sottise
sottisessottise

Quelle sottise !

What nonsense!

— Les Sept Samouraïs (1954)

Il est ignare du fait de sa sottise !

He is ignorant because of his stupidity!

— Andreï Roublev (1966)

Fogg parti, il comprenait la sottise qu'il avait faite de le laisser partir.

Fogg set off, realizing how foolish he had been to let him go.

J'ai menacé de le mettre au rebut s'il faisait cette sottise.

I threatened to discard it if he did such a foolish thing.

— La Main de Dieu (2021)