perfection vs flawlessness

perfection and flawlessness both are nouns.

Word	Noun	Adjective	Verb	Adverb
perfection	Yes	No	No	No
flawlessness	Yes	No	No	No

As nouns, perfection and flawlessness are synonyms defined as:

perfection and flawlessness: the state of being without a flaw or defect

Other synonyms of perfection include ne plus ultra.

perfection (noun)	flawlessness (noun)
the act of making something perfect	the state of being without a flaw or defect
an ideal instance; a perfect embodiment of a concept
the state of being without a flaw or defect