9 Grammatical Pitfalls


[uhn-foun-did] /ʌnˈfaʊn dɪd/
without foundation; not based on fact, realistic considerations, or the like:
unfounded suspicions.
not established; not founded:
the prophet of a religion as yet unfounded.
Origin of unfounded
1640-50; un-1 + found2 + -ed2
Related forms
unfoundedly, adverb
unfoundedness, noun
1. groundless, idle, false, unjustified, unsubstantiated. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for unfounded
  • However, the hypothesis of human-caused climate change is unfounded.
  • However, preliminary data from the first year of fishing under the sector system show that these concerns were unfounded.
  • But any notion that body armor and medicine have somehow made this war safe is unfounded.
  • More careful consideration shows, however, that this anxiety is unfounded.
  • We will never eliminate unfounded tips from civilians, whether motivated by outright malice or merely by ignorance and fear.
  • Field tests show that those worries are not unfounded.
  • The risk-reducing formulas behind portfolio theory rely on a number of demanding and ultimately unfounded premises.
  • Commentators who are unaware of this may discover that their attacks are unfounded.
  • Your fears may not be unfounded: they really might be.
  • At the time, the university decided that the allegation of ghostwriting was unfounded.
British Dictionary definitions for unfounded


(of ideas, allegations, etc) baseless; groundless
not yet founded or established
Derived Forms
unfoundedly, adverb
unfoundedness, noun
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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Word Origin and History for unfounded

1640s, "having no foundation or basis," from un- (1) "not" + past participle of found (v.1).

Online Etymology Dictionary, © 2010 Douglas Harper
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