sanitariness vs asepsis

sanitariness and asepsis both are nouns.

Word	Noun	Adjective	Verb	Adverb
sanitariness	Yes	No	No	No
asepsis	Yes	No	No	No

As nouns, asepsis is a hyponym of sanitariness; that is, asepsis is a word with a more specific, narrower meaning than sanitariness:

sanitariness: the state of being conducive to health
asepsis: (of non-living objects) the state of being free of pathogenic organisms

Other hyponyms of sanitariness include hygiene, antisepsis, sterileness, sterility, sanitation.

sanitariness (noun)	asepsis (noun)
the state of being conducive to health	the process of inhibiting the growth and multiplication of microorganisms
	(of non-living objects) the state of being free of pathogenic organisms