suavity (n.) Look up suavity at Dictionary.com
c.1400, "pleasantness, delightfulness; kindness, gentleness," from Latin suavitatem (nominative suavitas) "sweetness, agreeableness," from suavis (see suave). Some later senses are from French suavité, from Old French soavite "gentleness, sweetness, softness," from the Latin word.