jazz around vs ramble

jazz around is not a noun while ramble is a noun.

Word	Noun	Adjective	Verb	Adverb
jazz around	No	No	Yes	No
ramble	Yes	No	Yes	No

As verbs, ramble is a hypernym of jazz around; that is, ramble is a word with a broader meaning than jazz around:

jazz around: wander aimlessly in search of pleasure
ramble: move about aimlessly or without any destination, often in search of food or employment

Other hypernyms of jazz around include cast, drift, range, roam, roll, rove, stray, swan, tramp, vagabond, wander.

jazz around (noun)	ramble (noun)
	an aimless amble on a winding course

jazz around (verb)	ramble (verb)
wander aimlessly in search of pleasure	move about aimlessly or without any destination, often in search of food or employment
	continue talking or writing in a desultory manner