frivolities
fri-vol-i-ties
noun
Silly or trivial activities, objects, or matters that lack serious purpose or value.
"They indulged in various frivolities during their holiday."
Thesaurus
Synonyms: fluff, frippery, bagatelle, frivolity, frivolousness, clowning, japery, prank, harlequinade, buffoonery
Antonyms: earnestness, serious-mindedness, seriousness, sincerity