Frivolousness
Part of speech: noun
Definition: The quality of being frivolous; frivolity The result of being frivolous
Frivolity
Part of speech: noun
Definition: frivolous actstate of being frivolous
Example sentence: These flowers, which were splendid and sprightly, waking in the dawn of the morning, in the evening will be a pitiful frivolity, sleeping in the cold night's arms.