From estúpido +‎ -ez.

• Hyphenation: es‧tu‧pi‧dez

estupidez f (usually uncountable, plural estupidezes)

1. stupidity, the property of being stupid
2. a stupid act or statement

   Synonyms: see Thesaurus:tolice

• estúpido

• “estupidez”, in Dicionário Aulete Digital (in Portuguese), Rio de Janeiro: Lexikon Editora Digital, 2008–2026

From estúpido +‎ -ez.

• IPA^(key): /estupiˈdeθ/ [es.t̪u.piˈð̞eθ] (Equatorial Guinea, Spain)
• IPA^(key): /estupiˈdes/ [es.t̪u.piˈð̞es] (Latin America, Philippines)
• Rhymes: -eθ (Equatorial Guinea, Spain)
• Rhymes: -es (Latin America, Philippines)
• Syllabification: es‧tu‧pi‧dez

estupidez f (plural estupideces)

1. stupidity (the property of being stupid)
2. stupidity, foolishness, silliness, asshattery, arseholery (stupid thing, statement or act)

   Synonyms: tontería, bobada, (Spain) gilipollez, (Argentina, Uruguay) pelotudez, (Mexico) pendejez

   ¡No digas tantas estupideces!

   Don't say such stupid things!

• “estupidez”, in Diccionario de la lengua española [Dictionary of the Spanish Language] (in Spanish), online version 23.8.1, Royal Spanish Academy [Spanish: Real Academia Española], 15 December 2025
• “estupidez”, in Dicionário Priberam da Língua Portuguesa (in Portuguese), Lisbon: Priberam, 2008–2026