commonplaceness vs mundanity

commonplaceness and mundanity both are nouns.

Word	Noun	Adjective	Verb	Adverb
commonplaceness	Yes	No	No	No
mundanity	Yes	No	No	No

As nouns, mundanity is a hypernym of commonplaceness; that is, mundanity is a word with a broader meaning than commonplaceness:

commonplaceness: ordinariness as a consequence of being frequent and commonplace
mundanity: the quality of being commonplace and ordinary

Other hypernyms of commonplaceness include mundaneness, ordinariness.

commonplaceness (noun)	mundanity (noun)
ordinariness as a consequence of being frequent and commonplace	the quality or character of being intellectually sophisticated and worldly through cultivation or experience or disillusionment
	the quality of being commonplace and ordinary