odd vs unusual

odd and unusual both are adjectives.

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

odd (adjective)	unusual (adjective)
not divisible by two	not usual or common or ordinary
an indefinite quantity more than that specified	being definitely out of the ordinary and unexpected; slightly odd or even a bit weird
of the remaining member of a pair	not commonly encountered
beyond or deviating from the usual or expected
not used up
not easily explained