harmonize vs accord

harmonize is not a noun while accord is a noun.

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

As verbs, harmonize and accord are synonyms defined as:

Other synonyms of harmonize include agree, concord, consort, fit in, harmonise.

harmonize (noun)	accord (noun)
	sympathetic compatibility
	concurrence of opinion
	a written agreement between two states or sovereigns
	harmony of people's opinions or actions or characters

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