consort vs harmonise

consort is a noun but harmonise is not a noun.

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

As verbs, consort and harmonise are synonyms defined as:

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

consort (noun)	harmonise (noun)
a family of similar musical instrument playing together
the husband or wife of a reigning monarch

consort (verb)	harmonise (verb)
keep company	bring into consonance, harmony, or accord while making music or singing
keep company with; hang out with	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