The adjective robust means something that is strong and unlikely to break or fail.

Synonyms are powerful, sturdy, tough, or vigorous.

The word origins from French (14th century) robuste and from Latin robustus meaning “strong and hardy”, literally means “as strong as oak”, originally means “oaken” from the word robur. It also comes from robus meaning “a special kind of oak”.

Mary gave each of us a robust hug as soon as she saw us.

Foreign investors were amazed by the robust economy that our country has.

His robust bragging ended when his friend called him.