unmatched vs odd

unmatched and odd both are adjectives.

Word	Noun	Adjective	Verb	Adverb
unmatched	No	Yes	No	No
odd	No	Yes	No	No

As adjectives, unmatched and odd are synonyms defined as:

Other synonyms of unmatched include unmated, unpaired.

unmatched (adjective)	odd (adjective)
eminent beyond or above comparison	not divisible by two
of the remaining member of a pair	an indefinite quantity more than that specified
	of the remaining member of a pair
	beyond or deviating from the usual or expected
	not used up
	not easily explained