levelling

To adjust so as to make as flat or perpendicular to the ground as possible.

“You can level the table by turning the pads that screw into the feet.”

To destroy by reducing to ground level; to raze.

“The hurricane leveled the forest.”

To progress to the next level.

“I levelled after defeating the dragon.”

To aim or direct (a weapon, a stare, an accusation, etc).

“He levelled an accusation of fraud at the directors.  The hunter levels the gun before taking a shot.”

To direct or impose (a penalty, fine, etc) at or upon (someone).

To make the score of a game equal.

To bring to a common level or plane, in respect of rank, condition, character, privilege, etc.

“to level all the ranks and conditions of men”

To adjust or adapt to a certain level.

“to level remarks to the capacity of children”

(usually with "with") To speak honestly and openly with.

The process of making something level.

The process of measuring levels to establish heights and altitudes.