secondary vs vicarious

secondary is a noun but vicarious is not a noun.

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

secondary (noun)	vicarious (noun)
coil such that current is induced in it by passing a current through the primary coil
the defensive football players who line up behind the linemen

secondary (adjective)	vicarious (adjective)
being of second rank or importance or value; not direct or immediate	occurring in an abnormal part of the body instead of the usual site involved in that function
depending on or incidental to what is original or primary	suffered or done by one person as a substitute for another
inferior in rank or status	experienced at secondhand
not of major importance
belonging to a lower class or rank