par vs equivalence

par and equivalence both are nouns.

Word	Noun	Adjective	Verb	Adverb
par	Yes	No	Yes	No
equivalence	Yes	No	No	No

As nouns, par and equivalence are synonyms defined as:

par and equivalence: a state of being essentially equal or equivalent; equally balanced

Other synonyms of par include equality, equation.

par (noun)	equivalence (noun)
(golf) the standard number of strokes set for each hole on a golf course, or for the entire course	qualities that are comparable
a state of being essentially equal or equivalent; equally balanced	essential equality and interchangeability
	a state of being essentially equal or equivalent; equally balanced

par (verb)	equivalence (verb)
make a score (on a hole) equal to par