la sottise

The French word "sottise" means a stupid or foolish act, remark, or idea. It refers to something that shows a lack of sense, intelligence, or good judgment.

Meaning:

• A silly mistake or nonsense.
• A foolish or trivial thing someone says or does.

Synonyms and differences:

• Bêtise: Very close in meaning to "sottise," often interchangeable. Both mean a foolish or silly action or comment. "Bêtise" might be more common in everyday language and sometimes used to describe childish mistakes ("faire des bêtises").
• Ânerie: A bit stronger, often denotes a really absurd or stupid action. It can have a sharper, more judgmental tone than "sottise."
• Folie: Means madness or craziness and is stronger; it implies very irrational behavior or idea, not simply a minor mistake.
• Stupidité: Directly translates to "stupidity," more formal and used to express lack of intelligence more strongly.

So, "sottise" conveys a lighthearted or mild sense of foolishness, often about trivial matters. It’s less harsh than "stupidité" or "ânerie."