sprawling vs rambling

sprawling is a noun but rambling is not a noun.

Word	Noun	Adjective	Verb	Adverb
sprawling	Yes	Yes	No	No
rambling	No	Yes	No	No

As adjectives, sprawling and rambling are synonyms defined as:

sprawling and rambling: spreading out in different directions or distributed irregularly

Other synonyms of sprawling include straggling, straggly.

sprawling (noun)	rambling (noun)
an ungainly posture with arms and legs spread about

sprawling (adjective)	rambling (adjective)
spreading out in different directions or distributed irregularly	of a path e.g.
	(of e.g. speech and writing) tending to depart from the main point or cover a wide range of subjects
	spreading out in different directions or distributed irregularly