awkwardness vs ineptness

awkwardness and ineptness both are nouns.

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

As nouns, awkwardness and ineptness are synonyms defined as:

awkwardness and ineptness: unskillfulness resulting from a lack of training

Other synonyms of awkwardness include clumsiness, ineptitude, maladroitness, slowness.

awkwardness (noun)	ineptness (noun)
the carriage of someone whose movements and posture are ungainly or inelegant	the quality of having the wrong properties for a specific purpose
the quality of an embarrassing situation	unskillfulness resulting from a lack of training
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