obscenity vs salaciousness

obscenity and salaciousness both are nouns.

Word	Noun	Adjective	Verb	Adverb
obscenity	Yes	No	No	No
salaciousness	Yes	No	No	No

As nouns, obscenity and salaciousness are synonyms defined as:

Other synonyms of obscenity include bawdiness, lewdness, salacity.

obscenity (noun)	salaciousness (noun)
an obscene act	the trait of behaving in an obscene manner
the trait of behaving in an obscene manner
an offensive or indecent word or phrase