stupidity

• stupidité (rare)

From Latin stupiditātem, accusative of Latin stupiditās, equivalent to stupid +‎ -ity.

• (Received Pronunciation) IPA^(key): /stjuːˈpɪdɪti/
• (General American) IPA^(key): /stuˈpɪdɪti/

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• Rhymes: -ɪdɪti
• Hyphenation: stu‧pid‧i‧ty

stupidity (countable and uncountable, plural stupidities)

1. (uncountable) The property of being stupid.

   I suppose you can put it down to gross stupidity, but that's not much of an excuse.

   • 1918, W[illiam] B[abington] Maxwell, chapter XIII, in The Mirror and the Lamp, Indianapolis, Ind.: The Bobbs-Merrill Company, →OCLC:

     And Vickers launched forth into a tirade very different from his platform utterances. He spoke with extreme contempt of the dense stupidity exhibited on all occasions by the working classes. He said that if you wanted to do anything for them, you must rule them, not pamper them. Soft heartedness caused more harm than good.

2. (countable) An act that is stupid.

   Jimmy's stupidity cost him his car.

• dumbness (informal)
• idiocy
• schmuckiness
• stupidicy (nonstandard)
• unintelligence