foolishness

Definitions

Lack of good sense or judgment; stupidity.

Behavior or actions that are silly, imprudent, or lacking in wisdom.

Examples

It was pure foolishness to go hiking in the mountains without checking the weather forecast first.

He eventually realized that his youthful foolishness had cost him a valuable opportunity.

Synonyms

stupidity silliness absurdity folly idiocy irrationality senselessness

Antonyms

wisdom intelligence prudence sensibleness sagacity reasonableness shrewdness