IPA: //suːˈbrɪkeɪ//
KK: /soubriˈkeɪ/
A nickname or an affectionate name given to someone, often used instead of their real name.
Everyone called him by his soubriquet, which was much more fun than his formal name.
Soubriquet → It originates from Old French *soubriquet*, meaning a nickname or a playful name. The word refers to a name given to someone that is not their real name, often used in a light-hearted or affectionate manner.
Think of a playful name that is not the real one — that's what a soubriquet is, a nickname that adds a touch of affection.