[W/K] :: stupidity

  Stupidity \Stu*pid"i*ty\, n. [L. stupiditas: cf. F.
     stupidit['e].]
     1. The quality or state of being stupid; extreme dullness of
        perception or understanding; insensibility; sluggishness.
        [1913 Webster]
  
     2. Stupor; astonishment; stupefaction. [R.]
        [1913 Webster]
  
              A stupidity
              Past admiration strikes me, joined with fear.
                                                    --Chapman.
        [1913 Webster]

  stupidity
       n 1: a poor ability to understand or to profit from experience
            [ant: intelligence]
       2: a stupid mistake [syn: betise, folly, foolishness, imbecility]

  109 Moby Thesaurus words for "stupidity":
     absurdity, absurdness, act of folly, asininity, battiness,
     blockishness, blunder, boobishness, boorishness, bootlessness,
     botch, bovinity, brainlessness, buffoonery, bungle, cloddishness,
     clownishness, crackpottedness, crankiness, crassness, craziness,
     cretinism, crudeness, daffiness, denseness, density, desipience,
     dim-wittedness, dimness, doltishness, dull-wittedness, dullardism,
     dullness, dumb trick, dumbness, duncery, eccentricity,
     empty-headedness, fatuity, fatuousness, faux pas, folly, foolery,
     foolhardiness, foolheadedness, foolishness, frivolity,
     frivolousness, gaffe, giddiness, goofiness, grossness, hebetude,
     idiocy, imbecility, imprudence, inanity, indiscretion, ineptitude,
     insanity, irrationality, irresponsibility, lethargy, loutishness,
     ludicrousness, lumpishness, lunacy, madness, mindlessness,
     niaiserie, ninnyism, nonsense, nugacity, nuttiness, oafdom,
     oafishness, obtuseness, opacity, queerness, ridiculousness,
     risibility, sappiness, screwiness, senselessness, silliness,
     simpletonianism, simplicity, slowness, sluggishness, solecism,
     sottise, sottishness, stolidity, stupid thing, thick-headedness,
     thick-wittedness, thoughtlessness, triflingness, triviality,
     unteachability, unwise step, wackiness, weak-mindedness, weirdness,
     witlessness, wrongheadedness, yokelism, zaniness, zanyism
  
  

  STUPIDITY, med. jur. That state of the mind which cannot perceive and 
  embrace the data presented to it by the senses; and therefore the stupid 
  person can, in general, form no correct judgment. It is a want of the 
  perceptive powers. Ray, Med. Jur. c. 3, Sec. 40. Vide Imbecility.