---

• n  the trait of acting unpredictably and more from whim or caprice than from reason or judgment
  I despair at the flightiness and whimsicality of my memory
• n  the trait of behaving like an imp

• Perhaps the whimsicality comes in when the old Quaker (undoubtedly a pacifist from way back) smiles benignly, ignoring the fact that war is being used as his salesman in a high .
• Wise Girl (RKO Radio), a befuddled whimsicality, starts off by explaining that all its characters are fictitious, proceeds to prove them superfluous.
• There is more than a trace of whimsicality to the man.

• flightiness
• arbitrariness
• whimsy
• whimsey
• capriciousness
• impishness
• mischievousness
• puckishness