Retain (verb)

1. Keep possession of.
2. Continue to have (a particular quality or characteristic).
3. Employ or engage (someone) to provide a service.

Origin:

Late middle english: from old french retenir, from latin retinere, from re- (expressing intensive force) + tenere "hold".

Examples:

1. He retained the championship title.
2. She retained her composure under pressure.
3. They retained their lawyer.
4. We retained our lead in the game.
5. I retained the information for the exam.