extraneity vs inordinateness

extraneity and inordinateness both are nouns.

Word	Noun	Adjective	Verb	Adverb
extraneity	Yes	No	No	No
inordinateness	Yes	No	No	No

As nouns, inordinateness is a hypernym of extraneity; that is, inordinateness is a word with a broader meaning than extraneity:

extraneity: The state of not forming an essential or vital part.
inordinateness: immoderation as a consequence of going beyond sufficient or permitted limits

Other hypernyms of extraneity include excess, excessiveness.

extraneity (noun)	inordinateness (noun)
The state of not forming an essential or vital part.	immoderation as a consequence of going beyond sufficient or permitted limits