pallidness vs lividity

pallidness and lividity both are nouns.

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

As nouns, pallidness and lividity are synonyms defined as:

pallidness and lividity: unnatural lack of color in the skin (as from bruising or sickness or emotional distress)

Other synonyms of pallidness include achromasia, lividness, luridness, paleness, pallor, wanness.

pallidness (noun)	lividity (noun)
unnatural lack of color in the skin (as from bruising or sickness or emotional distress)	unnatural lack of color in the skin (as from bruising or sickness or emotional distress)
	a state of fury so great the face becomes discolored