vex vs scramble

vex is not a noun while scramble is a noun.

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

As verbs, scramble is a hyponym of vex; that is, scramble is a word with a more specific, narrower meaning than vex:

Other hyponyms of vex include beat, toss, rile, roil, poke.

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

vex (verb)	scramble (verb)
be a mystery or bewildering to	make unintelligible
subject to prolonged examination, discussion, or deliberation	bring into random order
change the arrangement or position of	stir vigorously
cause annoyance in; disturb, especially by minor irritations	to move hurriedly
disturb the peace of mind of; afflict with mental agitation or distress	climb awkwardly, as if by scrambling