triviality

trivial +‎ -ity

• IPA^(key): /ˌtɹɪviˈæləti/

triviality (countable and uncountable, plural trivialities)

1. The quality of being trivial or unimportant.
2. Something which is trivial or unimportant.
   • 1908: Kenneth Grahame, The Wind in the Willows

     I propose to devote the remainder of mine to it, and can only regret the wasted years that lie behind me, squandered in trivialities.

• (partial): bathos