euphony vs harmonize

euphony is a noun but harmonize is not a noun.

Word	Noun	Adjective	Verb	Adverb
euphony	Yes	No	No	No
harmonize	No	No	Yes	No

euphony (noun)	harmonize (noun)
any agreeable (pleasing and harmonious) sounds

euphony (verb)	harmonize (verb)
	bring into consonance, harmony, or accord while making music or singing
	bring into consonance or accord
	bring (several things) into consonance or relate harmoniously
	sing or play in harmony
	write a harmony for
	go together