achromasia vs lividness

achromasia and lividness both are nouns.

Word	Noun	Adjective	Verb	Adverb
achromasia	Yes	No	No	No
lividness	Yes	No	No	No

As nouns, achromasia and lividness are synonyms defined as:

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

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

achromasia (noun)	lividness (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)