regain
v.v. to get something back after you lost it. You use this when you recover things like your health, your balance, or control of a situation.
v. to recover possession or use of something previously lost or taken away. Transitive — requires a direct object, often an abstract noun like control, consciousness, or composure.
She worked hard to regain her strength after the illness.
The driver struggled to regain control of the car after it skidded on the icy patch of road.
After years of political instability, the nation finally began to regain its former status as a major hub for international trade and diplomatic cooperation.
The verb is transitive and takes a direct object. It is frequently used with abstract nouns such as 'composure', 'consciousness', or 'momentum'.