turmoil vs to-do

turmoil and to-do both are nouns.

Word	Noun	Adjective	Verb	Adverb
turmoil	Yes	No	No	No
to-do	Yes	No	No	No

As nouns, to-do is a hypernym of turmoil; that is, to-do is a word with a broader meaning than turmoil:

Other hypernyms of turmoil include commotion, disruption, disturbance, flutter, hoo-ha, hoo-hah, hurly burly, kerfuffle.

turmoil (noun)	to-do (noun)
disturbance usually in protest	a disorderly outburst or tumult
violent agitation
a violent disturbance