unrest vs turbulence

unrest and turbulence both are nouns.

Word	Noun	Adjective	Verb	Adverb
unrest	Yes	No	No	No
turbulence	Yes	No	No	No

As nouns, turbulence is a hypernym of unrest; that is, turbulence is a word with a broader meaning than unrest:

unrest: a state of agitation or turbulent change or development
turbulence: a state of violent disturbance and disorder (as in politics or social conditions generally)

Other hypernyms of unrest include Sturm und Drang, upheaval.

unrest (noun)	turbulence (noun)
a feeling of restless agitation	unstable flow of a liquid or gas
a state of agitation or turbulent change or development	a state of violent disturbance and disorder (as in politics or social conditions generally)
	instability in the atmosphere