Level

noun

2. Relative position or rank on a scale.

   "the local level of government; studying at the graduate level."

3. A relative degree, as of achievement, intensity, or concentration.

   "an unsafe level of toxicity; a high level of frustration."

4. A natural or proper position, place, or stage.

   "I finally found my own level in the business world."

5. Position along a vertical axis; height or depth.

   "a platform at knee level."