commonness vs normalcy

commonness and normalcy both are nouns.

Word	Noun	Adjective	Verb	Adverb
commonness	Yes	No	No	No
normalcy	Yes	No	No	No

As nouns, normalcy is a hypernym of commonness; that is, normalcy is a word with a broader meaning than commonness:

commonness: the state of being that is commonly observed
normalcy: being within certain limits that define the range of normal functioning

Other hypernyms of commonness include normality.

commonness (noun)	normalcy (noun)
ordinariness as a consequence of being frequent and commonplace	expectedness as a consequence of being usual or regular or common
sharing of common attributes	being within certain limits that define the range of normal functioning
the quality of lacking taste and refinement
the state of being that is commonly observed