dilapidated vs broken-down

dilapidated and broken-down both are adjectives.

Word	Noun	Adjective	Verb	Adverb
dilapidated	No	Yes	No	No
broken-down	No	Yes	No	No

As adjectives, dilapidated and broken-down are synonyms defined as:

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

dilapidated (adjective)	broken-down (adjective)
in deplorable condition	in deplorable condition
	not in working order