wear down vs weary

wear down is not an adjective while weary is an adjective.

Word	Noun	Adjective	Verb	Adverb
wear down	No	No	Yes	No
weary	No	Yes	Yes	No

As verbs, wear down and weary are synonyms defined as:

wear down and weary: exhaust or get tired through overuse or great strain or stress

Other synonyms of wear down include fag, fag out, fatigue, jade, outwear, tire, tire out, wear, wear out, wear upon.

wear down (adjective)	weary (adjective)
	physically and mentally fatigued

wear down (verb)	weary (verb)
exhaust or get tired through overuse or great strain or stress	exhaust or get tired through overuse or great strain or stress
deteriorate through use or stress	lose interest or become bored with something or somebody