lividity vs madness

lividity and madness both are nouns.

Word	Noun	Adjective	Verb	Adverb
lividity	Yes	No	No	No
madness	Yes	No	No	No

As nouns, madness is a hypernym of lividity; that is, madness is a word with a broader meaning than lividity:

Other hypernyms of lividity include fury, rage.

lividity (noun)	madness (noun)
unnatural lack of color in the skin (as from bruising or sickness or emotional distress)	unrestrained excitement or enthusiasm
a state of fury so great the face becomes discolored	the quality of being rash and foolish
	a feeling of intense anger
	obsolete terms for legal insanity
	an acute viral disease of the nervous system of warm-blooded animals (usually transmitted by the bite of a rabid animal); rabies is fatal if the virus reaches the brain