opacity vs incomprehensibility

opacity and incomprehensibility both are nouns.

Word	Noun	Adjective	Verb	Adverb
opacity	Yes	No	No	No
incomprehensibility	Yes	No	No	No

As nouns, incomprehensibility is a hypernym of opacity; that is, incomprehensibility is a word with a broader meaning than opacity:

opacity (noun)	incomprehensibility (noun)
the quality of being opaque to a degree; the degree to which something reduces the passage of light	the quality of being incomprehensible
incomprehensibility resulting from obscurity of meaning
the phenomenon of not permitting the passage of electromagnetic radiation