false bravado

Translations
ложное бравадо
He showed false bravado to impress her.
Он проявил ложное бравадо, чтобы впечатлить её.
Definitions
False bravado refers to a display of confidence or courage that is not genuine, often used to mask insecurity or fear. It involves putting on a bold front or acting tough, despite feeling the opposite internally.
Words
false

adjective
ложный
bravado

noun
бравада