nonfunctional vs run-down

nonfunctional and run-down both are adjectives.

Word	Noun	Adjective	Verb	Adverb
nonfunctional	No	Yes	No	No
run-down	No	Yes	No	No

nonfunctional (adjective)	run-down (adjective)
not having or performing a function	having the spring unwound
not performing or able to perform its regular function	worn and broken down by hard use