solve vs solution

solve is not a noun while solution is a noun.

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

solve (noun)	solution (noun)
	the successful action of solving a problem
	a method for solving a problem
	a statement that solves a problem or explains how to solve the problem
	the set of values that give a true statement when substituted into an equation
	a homogeneous mixture of two or more substances; frequently (but not necessarily) a liquid solution

solve (verb)	solution (verb)
find the solution to (a problem or question) or understand the meaning of
find the solution
settle, as of a debt