keynote vs music

keynote and music both are nouns.

Word	Noun	Adjective	Verb	Adverb
keynote	Yes	No	Yes	No
music	Yes	No	No	No

keynote (noun)	music (noun)
a fundamental or central idea	musical activity (singing or whistling etc.)
(music) the first note of a diatonic scale	punishment for one's actions
the principal theme in a speech or literary work	any agreeable (pleasing and harmonious) sounds
	(music) the sounds produced by singers or musical instruments (or reproductions of such sounds)
	an artistic form of auditory communication incorporating instrumental or vocal tones in a structured and continuous manner

keynote (verb)	music (verb)
set the keynote of
give the keynote address to (an audience)