rusticity vs awkwardness

rusticity and awkwardness both are nouns.

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

As nouns, awkwardness is a hypernym of rusticity; that is, awkwardness is a word with a broader meaning than rusticity:

rusticity: the quality of being rustic or gauche
awkwardness: the inelegance of someone stiff and unrelaxed (as by embarrassment)

Other hypernyms of rusticity include clumsiness, gracelessness, stiffness.

rusticity (noun)	awkwardness (noun)
the quality of being rustic or gauche	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