disquiet vs disturb

disquiet is a noun but disturb is not a noun.

Word	Noun	Adjective	Verb	Adverb
disquiet	Yes	No	Yes	No
disturb	No	No	Yes	No

As verbs, disturb is a hypernym of disquiet; that is, disturb is a word with a broader meaning than disquiet:

Other hypernyms of disquiet include trouble, upset.

disquiet (noun)	disturb (noun)
the trait of seeming ill at ease
a feeling of mild anxiety about possible developments

disquiet (verb)	disturb (verb)
disturb in mind or make uneasy or cause to be worried or alarmed	destroy the peace or tranquility of
	damage as if by shaking or jarring
	tamper with
	change the arrangement or position of
	move deeply