As nouns the difference between salaciousness and sagaciousness
is that salaciousness is the state or characteristic of being salacious while sagaciousness is the state of being sagacious; an acuteness of perception or discernment.
salaciousness
English
Noun
(-)
The state or characteristic of being salacious.
Synonyms
* bawdiness, indecency, lasciviousness, lewdness
sagaciousness
English
Noun
(-)
The state of being sagacious; an acuteness of perception or discernment.