impermeableness vs solidity

impermeableness and solidity both are nouns.

Word	Noun	Adjective	Verb	Adverb
impermeableness	Yes	No	No	No
solidity	Yes	No	No	No

As nouns, solidity is a hypernym of impermeableness; that is, solidity is a word with a broader meaning than impermeableness:

impermeableness: the property of something that cannot be pervaded by a liquid
solidity: the consistency of a solid

Other hypernyms of impermeableness include solidness.

impermeableness (noun)	solidity (noun)
the property of something that cannot be pervaded by a liquid	the quality of being solid and reliable financially or factually or morally
	the consistency of a solid
	state of having the interior filled with matter