| foolhardiness(noun, quality, mind, stupidity, foolishness) |
| frivolity(noun, quality, mind, stupidity, foolishness) |
| futility(noun, quality, mind, stupidity, foolishness) |
| giddiness(noun, quality, mind, stupidity, foolishness) |
| ludicrousness(noun, quality, mind, stupidity, foolishness) |
| misguidedness(noun, quality, mind, stupidity, foolishness) |
| nonsense(noun, quality, mind, stupidity, foolishness) |
| nonsensicality(noun, quality, mind, stupidity, foolishness) |
| simplicity(noun, quality, mind, stupidity, foolishness) |
| asinine(adjective, characteristic, stupidity, foolishness) |
| behaviour(noun, adjective, conduct, manner, mannerism) |
| imbecilic(adjective, characteristic, stupidity, foolishness) |
| mindless(adjective, characteristic, stupidity, foolishness) |
| pointless(adjective, characteristic, stupidity, foolishness) |
| niggardly |