| asininity(noun, foolishness, silliness, foolhardiness) |
| balderdash(noun, absurdity, drivel, garbage, baloney) |
| baloney(noun, absurdity, drivel, garbage) |
| banana |
| contradiction(noun, absurdity, inconsistency) |
| dementia(stupidity, foolishness, madness, folly, senselessness) |
| derangement(stupidity, foolishness, madness, folly, senselessness) |
| distraction(foolishness, senselessness) |
| farce(noun, absurdity) |
| foolhardiness(stupidity, foolishness, madness, silliness, idiocy) |
| giddiness(foolishness, drivel, garbage, silliness, baloney) |
| impracticality(noun, thoughtlessness, nonsense, absurdity, stupidity) |
| imprudence(nonsense, absurdity, stupidity, foolishness, madness) |
| inadvisability(nonsense, absurdity, stupidity, foolishness, madness) |
| indiscretion(nonsense, absurdity, stupidity, foolishness, madness) |
| irrational |
| irresponsibility(nonsense, absurdity, stupidity, foolishness, silliness) |
| mania(stupidity, foolishness, folly, senselessness) |
| mental illness(expression, stupidity, foolishness, folly) |
| nuttiness |