commonplaceness vs mundaneness

commonplaceness and mundaneness both are nouns.

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

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

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

Other hypernyms of commonplaceness include mundanity, ordinariness.

commonplaceness (noun)	mundaneness (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