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Supposedly vs. Supposably


[wel-foun-did] /ˈwɛlˈfaʊn dɪd/
having a foundation in fact; based on good reasons, information, etc.:
well-founded suspicions.
Origin of well-founded
1325-75; Middle English Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the Web for well-founded
Contemporary Examples
Historical Examples
  • Had he known how well-founded indeed they were he might have practised less self-restraint.

    Love-at-Arms Raphael Sabatini
  • Our grief is too well-founded for reason to be able to cause it to cease.

  • He has a well-founded suspicion that peace is going to be in short supply around Hunters' Hall this evening.

    Four-Day Planet Henry Beam Piper
  • How well-founded this suspicion was she learned when she and Jess met.

    The Girl from Sunset Ranch Amy Bell Marlowe
  • Manon Baletti, however, grieved me sorely by her jealousy and her well-founded reproaches.

    The Memoires of Casanova, Complete Jacques Casanova de Seingalt
  • The captain replied, that he was afraid his apprehensions were too well-founded.

    Old Jack W.H.G. Kingston
British Dictionary definitions for well-founded


adjective (well founded when postpositive)
having good grounds: well-founded rumours
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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