flightiness Synonyms

arbitrariness capriciousness giddiness whimsicality whimsy whimsey levity lightness volatility whim variability whimsicalness wildness vacillation superficiality thoughtlessness unsteadiness waywardness unreliability permutability mercurialness fitfulness facetiousness skittishness unpredictability lightheadedness frivolousness light-mindedness lightheartedness shallowness shakiness frivolity foolishness folly fluctuation flippancy fickleness eccentricity dizziness childishness changeableness changeability impermanence impulsiveness rashness overexcitement nonsense mutability irresolution irregularity