odd vs combining form

odd is not a noun while combining form is a noun.

Word	Noun	Adjective	Verb	Adverb
odd	No	Yes	No	No
combining form	Yes	No	No	No

odd (noun)	combining form (noun)
	a bound form used only in compounds

odd (adjective)	combining form (adjective)
not divisible by two
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