| capriciousness(noun, originality, irregularity, eccentricity, peculiarity) |
| flightiness(noun, merriment, triviality, levity, silliness) |
| whimsy(noun, merriment, triviality, levity, silliness) |
| arbitrariness |
| caprice(noun, irregularity, peculiarity, aberration, abnormality) |
| eccentricity(noun, originality, peculiarity, nonconformity, unconventionality) |
| frivolity(noun, sport, amusement, merriment, triviality) |
| mischievousness |
| whimsey |
| fancifulness(noun, quirkiness) |
| fickleness(noun, sport, frivolity, lightness, procrastination) |
| impishness |
| impulsiveness(noun, unpredictability, quirkiness) |
| irregularity(noun, peculiarity, nonconformity, aberration, abnormality) |
| jocularity(noun, amusement, humor, wit, joke) |
| oddity(noun, originality, eccentricity, peculiarity, nonconformity) |
| puckishness |
| randomness(noun, unpredictability, flightiness) |
| singularity(noun, irregularity, eccentricity, peculiarity, aberration) |
| strangeness(noun, irregularity, peculiarity, aberration, abnormality) |