plus vs resource

plus and resource both are nouns.

Word	Noun	Adjective	Verb	Adverb
plus	Yes	Yes	No	No
resource	Yes	No	No	No

As nouns, resource is a hyponym of plus; that is, resource is a word with a more specific, narrower meaning than plus:

plus (noun)	resource (noun)
the arithmetic operation of summing; calculating the sum of two or more numbers	a source of aid or support that may be drawn upon when needed
a useful or valuable quality	the ability to deal resourcefully with unusual problems
	available source of wealth; a new or reserve supply that can be drawn upon when needed

plus (adjective)	resource (adjective)
on the positive side or higher end of a scale
involving advantage or good