polyphony vs polyphonic music

polyphony and polyphonic music both are nouns.

Word	Noun	Adjective	Verb	Adverb
polyphony	Yes	No	No	No
polyphonic music	Yes	No	No	No

As nouns, polyphony and polyphonic music are synonyms defined as:

polyphony and polyphonic music: music arranged in parts for several voices or instruments

Other synonyms of polyphony include concerted music.

polyphony (noun)	polyphonic music (noun)
music arranged in parts for several voices or instruments	music arranged in parts for several voices or instruments