solution vs N

solution and N both are nouns.

Word	Noun	Adjective	Verb	Adverb
solution	Yes	No	No	No
N	Yes	No	No	No

solution (noun)	N (noun)
the successful action of solving a problem	the 14th letter of the Roman alphabet
a method for solving a problem	(of a solution) concentration expressed in gram equivalents of solute per liter
a statement that solves a problem or explains how to solve the problem	a unit of force equal to the force that imparts an acceleration of 1 m/sec/sec to a mass of 1 kilogram; equal to 100,000 dynes
the set of values that give a true statement when substituted into an equation	the cardinal compass point that is at 0 or 360 degrees
a homogeneous mixture of two or more substances; frequently (but not necessarily) a liquid solution	a common nonmetallic element that is normally a colorless odorless tasteless inert diatomic gas; constitutes 78 percent of the atmosphere by volume; a constituent of all living tissues