level >> ˈlɛv(ə)l
Definition: [noun] a horizontal plane or line with respect to the distance above or below a given point.
Example: the front garden is on a level with this floor
Definition: [noun] a position on a scale of amount, quantity, extent, or quality.
Example: a high level of unemployment
Definition: [noun] (in a video game) each of a series of stages of increasing difficulty through which a player may progress, completing one stage in order to reach the next.
Example: I've now reached level 106 on Candy Crush Saga
Definition: [noun] an instrument marked with a line parallel to the plane of the horizon for testing whether things are horizontal.
Definition: [noun] a flat tract of land.
Example: the Somerset Levels
Definition: [adjective] having a flat, horizontal surface.
Example: we had reached level ground
Definition: [adjective] at the same height as someone or something else.
Example: his eyes were level with hers
Definition: [adjective] having the same relative position; not in front of or behind.
Example: the car backed rapidly until it was level with me
Definition: [adjective] calm and steady.
Example: the cold, level gaze he had given her
Definition: [verb] give a flat and even surface to.
Example: contractors started levelling the ground for the new power station
Definition: [verb] make (something, especially a score in sport) equal or similar.
Example: Woods sliced the ball into the net to level the score
Definition: [verb] aim (a weapon).
Example: he levelled a pistol at us
Definition: [verb] ascertain differences in the height of (land).