substantialness vs materiality

substantialness and materiality both are nouns.

Word	Noun	Adjective	Verb	Adverb
substantialness	Yes	No	No	No
materiality	Yes	No	No	No

As nouns, materiality is a hypernym of substantialness; that is, materiality is a word with a broader meaning than substantialness:

Other hypernyms of substantialness include corporality, corporeality, physicalness.

substantialness (noun)	materiality (noun)
the quality of being substantial or having substance	the quality of being physical; consisting of matter
	relevance requiring careful consideration