awkward vs awkwardness

awkward is not a noun while awkwardness is a noun.

Word	Noun	Adjective	Verb	Adverb
awkward	No	Yes	No	No
awkwardness	Yes	No	No	No

awkward (noun)	awkwardness (noun)
	the carriage of someone whose movements and posture are ungainly or inelegant
	the quality of an embarrassing situation
	trouble in carrying or managing caused by bulk or shape
	the inelegance of someone stiff and unrelaxed (as by embarrassment)
	unskillfulness resulting from a lack of training

awkward (adjective)	awkwardness (adjective)
lacking grace or skill in manner or movement or performance
hard to deal with; especially causing pain or embarrassment
causing inconvenience
not elegant or graceful in expression
socially uncomfortable; unsure and constrained in manner
difficult to handle or manage especially because of shape