harmonic vs harmony

harmonic and harmony both are nouns.

Word	Noun	Adjective	Verb	Adverb
harmonic	Yes	Yes	No	No
harmony	Yes	No	No	No

harmonic (noun)	harmony (noun)
any of a series of musical tones whose frequencies are integral multiples of the frequency of a fundamental	an agreeable sound property
a tone that is a component of a complex sound	compatibility in opinion and action
	agreement of opinions
	the structure of music with respect to the composition and progression of chords
	a harmonious state of things in general and of their properties (as of colors and sounds); congruity of parts with one another and with the whole

harmonic (adjective)	harmony (adjective)
of or relating to harmony as distinct from melody and rhythm
of or relating to the branch of acoustics that studies the composition of musical sounds
of or relating to harmonics
involving or characterized by harmony
relating to vibrations that occur as a result of vibrations in a nearby body