scramble vs disturb

scramble is a noun but disturb is not a noun.

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

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

Other hypernyms of scramble include agitate, commove, raise up, shake up, stir up, vex.

scramble (noun)	disturb (noun)
rushing about hastily in an undignified way
an unceremonious and disorganized struggle

scramble (verb)	disturb (verb)
make unintelligible	destroy the peace or tranquility of
bring into random order	damage as if by shaking or jarring
stir vigorously	tamper with
to move hurriedly	change the arrangement or position of
climb awkwardly, as if by scrambling	move deeply