upshift

Example:He quickly had to gear up as the car began to pick up speed.

Definition:To shift gears in a vehicle to a higher speed, or to operate at a higher level or grade.

Example:Sports teams often need to advance to higher levels in competition to succeed.

Definition:To move forward, progress, or advance to a more developed or improved state or condition.

Example:Drivers are advised to shift up sooner on steep hills to avoid stalling.

Definition:To change gears to a higher position in a vehicle to increase speed.