intangibleness vs immateriality

intangibleness and immateriality both are nouns.

Word	Noun	Adjective	Verb	Adverb
intangibleness	Yes	No	No	No
immateriality	Yes	No	No	No

As nouns, immateriality is a hypernym of intangibleness; that is, immateriality is a word with a broader meaning than intangibleness:

intangibleness: the quality of being intangible and not perceptible by touch
immateriality: the quality of not being physical; not consisting of matter

Other hypernyms of intangibleness include incorporeality.

intangibleness (noun)	immateriality (noun)
the quality of being intangible and not perceptible by touch	the quality of not being physical; not consisting of matter
	complete irrelevance requiring no further consideration