being on a precise horizontal plane

not showing abrupt variations

oriented at right angles to the plumb

of the score in a contest

to aim or direct a weapon at a target

to destroy a building, area, etc. completely

to communicate honestly and openly with someone

a point or position on a scale of quantity, quality, extent, etc.

a person's performance or capability in comparison to others

the amount or degree of something that is measured on a scale and in comparison to other amounts or degrees

height above ground

indicator that establishes the horizontal when a bubble is centered in a tube of liquid

a flat surface at right angles to a plumb line

an abstract place usually conceived as having depth

(in computer games) an area that the player has access to as they take on an objective

a tool used to determine the horizontal or vertical alignment of a surface