utility vs secondary

utility and secondary both are nouns.

Word	Noun	Adjective	Verb	Adverb
utility	Yes	Yes	No	No
secondary	Yes	Yes	No	No

utility (noun)	secondary (noun)
the service (electric power or water or transportation) provided by a public utility	coil such that current is induced in it by passing a current through the primary coil
a facility composed of one or more pieces of equipment connected to or part of a structure and designed to provide a service such as heat or electricity or water or sewage disposal	the defensive football players who line up behind the linemen
the quality of being of practical use
(computer science) a program designed for general support of the processes of a computer
a company that performs a public service; subject to government regulation
(economics) a measure that is to be maximized in any situation involving choice

utility (adjective)	secondary (adjective)
used of beef; usable but inferior	being of second rank or importance or value; not direct or immediate
capable of substituting in any of several positions on a team	depending on or incidental to what is original or primary
	inferior in rank or status
	not of major importance
	belonging to a lower class or rank