fatuously

fatuous +‎ -ly

• (Received Pronunciation) IPA^(key): /ˈfæt.ju.əs.li/
• (US) IPA^(key): /ˈfætʃ.u.əs.li/

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fatuously (comparative more fatuously, superlative most fatuously)

1. With smug stupidity or vacuous silliness; idiotically.
   • 1835, Michael Ryan (ed.), "Reform in the College of Physicians", London Medical and Surgical Journal, Vol. VII, G. Henderson, page 153,

     Will they, like the fellows, judiciously bear a hand in sweeping the stable, or will they fatuously wait to be themselves swept with a besom of destruction?

• (with smug stupidity): foolishly, idiotically, stupidly

• fatuity
• fatuous
• fatuousness