innocuity
noun
in·no·cu·i·ty
ˌiˌnäˈkyüətē
plural -es
: the quality or state of being innocuous
also : something that is innocuous
conversation will lag and digress politely to innocuities 
Plain Talk
Plain Talk 
Word History
Etymology
probably from French innocuité, from Latin innocuus + French -ité -ity