progress ***
progression *
procession *
advance ***
advancement *
forward motion
onward motion

I kept myself light, but it still requires energy for the forward motion.

He couldn't stop his forward motion, even if he'd wanted to.

By the evening of July 27, the system slowed its forward motion.

She managed to keep her feet despite the Jeep's forward motion.

The forward motion then slowed over the next 12 hours.

All that activity on the plate, and so little forward motion.

That is because of the momentum it has from its forward motion.

Ten minutes later, they slowed their forward motion again, listening.

He was placed on a bed, still experiencing a sense of forward motion.

She tried to pull back, but her forward motion was too great.