Main entry: ascent, acclivity, climb, upgrade, rise, raise
Definition: an upward slope or grade (as in a road)
Usage: the car couldn't make it up the rise
Antonyms: declension, declination, decline, declivity, descent, downslope, fall
Definition: a downward slope or bend
Main entry: climb, wax, mount, rise
Definition: go up or advance
Usage: Sales were climbing after prices were lowered
Antonyms: wane
Definition: become smaller