资料来源 : Webster's Revised Unabridged Dictionary (1913)

Frivolity \Fri*vol"i*ty\, n.; pl. {Frivolities}. [Cg. F.
   frivolit['e]. See {Frivolous}.]
   The condition or quality of being frivolous; also, acts or
   habits of trifling; unbecoming levity of disposition.