tumult vs ruckus

tumult and ruckus both are nouns.

Word	Noun	Adjective	Verb	Adverb
tumult	Yes	No	No	No
ruckus	Yes	No	No	No

As nouns, tumult and ruckus are synonyms defined as:

Other synonyms of tumult include commotion, din, ruction, rumpus.

tumult (noun)	ruckus (noun)
the act of making a noisy disturbance	the act of making a noisy disturbance
violent agitation
a state of commotion and noise and confusion