lasciviousness vs amativeness

lasciviousness and amativeness both are nouns.

Word	Noun	Adjective	Verb	Adverb
lasciviousness	Yes	No	No	No
amativeness	Yes	No	No	No

As nouns, amativeness is a hypernym of lasciviousness; that is, amativeness is a word with a broader meaning than lasciviousness:

Other hypernyms of lasciviousness include amorousness, eroticism, erotism, sexiness.

lasciviousness (noun)	amativeness (noun)
feeling morbid sexual desire or a propensity to lewdness	the arousal of feelings of sexual desire