| featheriness(noun, quality, weight, lightness, fineness) |
| flimsiness(noun, quality, weight, lightness, fineness) |
| fluffiness(noun, quality, weight, lightness, fineness) |
| frothiness(noun, quality, weight, lightness, fineness) |
| imprudence(noun, quality, foolishness, frivolity, perkiness) |
| irresponsibility(noun, quality, foolishness, frivolity, perkiness) |
| senselessness(noun, quality, foolishness, frivolity, perkiness) |
| sheerness(noun, quality, weight, lightness, fineness) |
| volatileness(noun, quality, weight, lightness, fineness) |
| immateriality(noun, quality, unimportance, insignificance, subservience) |
| inconsequence(noun, quality, unimportance, insignificance, subservience) |
| foolhardiness(noun, quality, foolishness, frivolity, perkiness) |
| frivolousness(noun, quality, foolishness, frivolity, perkiness) |
| insanity(noun, quality, foolishness, frivolity, perkiness) |
| irrationality(noun, quality, foolishness, frivolity, perkiness) |
| lightheartedness(noun, quality, foolishness, frivolity, perkiness) |
| madness(noun, quality, foolishness, frivolity, perkiness) |
| playfulness(noun, quality, foolishness, frivolity, perkiness) |
| thoughtlessness(noun, quality, foolishness, frivolity, perkiness) |
| unwiseness(noun, quality, foolishness, frivolity, perkiness) |