worn-out vs spent

worn-out and spent both are adjectives.

Word	Noun	Adjective	Verb	Adverb
worn-out	No	Yes	No	No
spent	No	Yes	No	No

As adjectives, worn-out and spent are synonyms defined as:

worn-out and spent: drained of energy or effectiveness; extremely tired; completely exhausted

Other synonyms of worn-out include dog-tired, exhausted, fagged, fatigued, gone, played out, washed-out, worn out.

worn-out (adjective)	spent (adjective)
drained of energy or effectiveness; extremely tired; completely exhausted	depleted of energy, force, or strength
used until no longer useful	drained of energy or effectiveness; extremely tired; completely exhausted