noun
1. a poor ability to understand or to profit from experience (Freq. 5)
• Ant: ↑intelligence
• Derivationally related forms: ↑stupid
• Hypernyms: ↑inability
• Hyponyms:
↑denseness, ↑dumbness, ↑slow-wittedness, ↑dullness, ↑obtuseness, ↑retardation, ↑mental retardation, ↑backwardness, ↑slowness, ↑subnormality, ↑folly, ↑foolishness, ↑craziness, ↑madness, ↑vacuousness
2. a stupid mistake (Freq. 1)
• Syn: ↑betise, ↑folly, ↑foolishness, ↑imbecility
Useful english dictionary. 2012.