Etymology

fatuous

F4A1T1U1O1U1S1

Today it means: Inanely stupid; vacantly silly; content in one's foolishness. Full definition →

Latin fatuus
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The story

  1. Latin · derived fromfatuus“foolish, silly, simple”
  2. English todayfatuous

From Latin fatuus (“foolish, silly, simple”).

Words from the same roots

Latinfatuus all →

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Etymology from Wiktionary, CC BY-SA 4.0.