chrism vs holy oil

chrism and holy oil both are nouns.

Word	Noun	Adjective	Verb	Adverb
chrism	Yes	No	No	No
holy oil	Yes	No	No	No

As nouns, chrism and holy oil are synonyms defined as:

chrism and holy oil: a consecrated ointment consisting of a mixture of oil and balsam

Other synonyms of chrism include chrisom, sacramental oil.

chrism (noun)	holy oil (noun)
a consecrated ointment consisting of a mixture of oil and balsam	a consecrated ointment consisting of a mixture of oil and balsam