lusterlessness vs lustrelessness

lusterlessness and lustrelessness both are nouns.

Word	Noun	Adjective	Verb	Adverb
lusterlessness	Yes	No	No	No
lustrelessness	Yes	No	No	No

As nouns, lusterlessness and lustrelessness are synonyms defined as:

lusterlessness and lustrelessness: the property of having little or no contrast; lacking highlights or gloss

Other synonyms of lusterlessness include flatness, mat, matt, matte.

lusterlessness (noun)	lustrelessness (noun)
the property of having little or no contrast; lacking highlights or gloss	the property of having little or no contrast; lacking highlights or gloss