chrism vs balm

chrism and balm both are nouns.

Word	Noun	Adjective	Verb	Adverb
chrism	Yes	No	No	No
balm	Yes	No	No	No

As nouns, balm is a hypernym of chrism; that is, balm is a word with a broader meaning than chrism:

chrism: a consecrated ointment consisting of a mixture of oil and balsam
balm: semisolid preparation (usually containing a medicine) applied externally as a remedy or for soothing an irritation

Other hypernyms of chrism include ointment, salve, unction, unguent.

chrism (noun)	balm (noun)
a consecrated ointment consisting of a mixture of oil and balsam	semisolid preparation (usually containing a medicine) applied externally as a remedy or for soothing an irritation
	any of various aromatic resinous substances used for healing and soothing