foolish behavior

Translations
глупое поведение
His foolish behavior at the party embarrassed him in front of his friends.
Его глупое поведение на вечеринке смутило его перед его друзьями.
Definitions
Actions or conduct that demonstrate a lack of good sense, judgment, or wisdom, often resulting in negative consequences or ridicule.
Words
behavior

noun
поведение
foolish

adjective
глупый