magas

Etymology
. Perhaps from.

Adjective

 * 1) high, tall

Noun

 * 1)  a place high above, a place aloft, air, sky the part of space at a great distance from the surface of the earth
 * 2)  peak the top or upper part e.g. of a mountain

Declension
As a noun, it is used only with certain suffixes: and in sports. Its possessive form is rare; used only in the second sense (referring to the top or upper part of a mountain).