accord vs harmonise

accord is a noun but harmonise is not a noun.

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

As verbs, accord and harmonise are synonyms defined as:

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

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

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