Width
Depth
Depth
Width
Width
Depth. To ascend is to go up, and to descend is go down. We measure the height of things above the ground and the depth of things below the ground.
ascend and descend
Fall-Rise Descend- Ascend
Descend.
The hikers planned to descend the steep mountain before sunset.
lift.... Gravity
The antonyms for deduct is to add, to increase, to raise.
The opposite is descend (go down the stairs).
By pumping water or air into the ballast tanks.