lividity vs pallidness

lividity and pallidness both are nouns.

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

As nouns, lividity and pallidness are synonyms defined as:

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

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

lividity (noun)	pallidness (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