rhythmicity vs sound property

rhythmicity and sound property both are nouns.

Word	Noun	Adjective	Verb	Adverb
rhythmicity	Yes	No	No	No
sound property	Yes	No	No	No

As nouns, sound property is a hypernym of rhythmicity; that is, sound property is a word with a broader meaning than rhythmicity:

rhythmicity: the rhythmic property imparted by the accents and relative durations of notes in a piece of music
sound property: an attribute of sound

rhythmicity (noun)	sound property (noun)
the rhythmic property imparted by the accents and relative durations of notes in a piece of music	an attribute of sound