triviality
🇺🇸
/ˌtrɪviˈæləti/
🇬🇧
/ˌtrɪviˈæləti/
Something that is not important or worth your time.
I don't want to waste time on trivialities like gossip and rumors.
The quality of being unimportant or dealing with unimportant things.
His speech was filled with triviality and lacked any real substance.