tumultuousness vs disruption

tumultuousness and disruption both are nouns.

Word	Noun	Adjective	Verb	Adverb
tumultuousness	Yes	No	No	No
disruption	Yes	No	No	No

As nouns, disruption is a hypernym of tumultuousness; that is, disruption is a word with a broader meaning than tumultuousness:

Other hypernyms of tumultuousness include commotion, disturbance, flutter, hoo-ha, hoo-hah, hurly burly, kerfuffle, to-do.

tumultuousness (noun)	disruption (noun)
a state of commotion and noise and confusion	the act of causing disorder
	an act of delaying or interrupting the continuity
	an event that results in a displacement or discontinuity
	a disorderly outburst or tumult