level

noun
A tool for finding whether a surface is level, or for creating a horizontal or vertical line of reference.A distance relative to a given reference elevation.Degree or amount.Achievement or qualification.Distance from the root node of a tree structure.One of several discrete segments of a game, generally increasing in difficulty and representing different locations in the game world.A numeric value that quantifies a character's experience and power.A floor of a multi-storey building.An area of almost perfectly flat land.A school grade or year.

verb
To adjust so as to make as flat or perpendicular to the ground as possible.To destroy by reducing to ground level; to raze.To progress to the next level.To aim or direct (a weapon, a stare, an accusation, etc).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 adjust or adapt to a certain level.(usually with "with") To speak honestly and openly with.

adjective
The same height at all places; parallel to a flat ground.At the same height as some reference; constructed as level with.Unvaried in frequency.Unvaried in volume.Calm.In the same position or rank.Straightforward; direct; clear.Well balanced; even; just; steady; impartial.Of even tone; without rising or falling inflection; monotonic.Perpendicular to a gravitational force.