tumble-down vs tatterdemalion

tumble-down is not a noun while tatterdemalion is a noun.

Word	Noun	Adjective	Verb	Adverb
tumble-down	No	Yes	No	No
tatterdemalion	Yes	Yes	No	No

As adjectives, tumble-down and tatterdemalion are synonyms defined as:

Other synonyms of tumble-down include bedraggled, broken-down, derelict, dilapidated, ramshackle.

tumble-down (noun)	tatterdemalion (noun)
	a dirty shabbily clothed urchin

tumble-down (adjective)	tatterdemalion (adjective)
in deplorable condition	worn to shreds; or wearing torn or ragged clothing
	in deplorable condition