Definition of unfounded in English:



  • Having no foundation or basis in fact.

    ‘her persistent fear that she had cancer was unfounded’
    • ‘Yet the government's worry about loosening the restrictions was not unfounded.’
    • ‘Mr Grant's letter was far from accurate, in fact the statements he made would appear to be unfounded.’
    • ‘Wilson's fear that this opens the door to Nationalism seems unfounded because the future is already here and it works.’
    • ‘The company has yet to remark whether the report was founded or unfounded.’
    • ‘He said fears reduced spending would harm improvements to roads and footpaths were unfounded.’
    • ‘It's really important to get beyond those completely unfounded generalizations.’
    • ‘Solicitors representing the University claim that the grounds of the boycott are unfounded.’
    • ‘It's my own duty to expose Caz for the flimsy lies and unfounded insults she slaps up here on a weekly basis.’
    • ‘Instead, they want all complaints subjected to a vetting process to weed out those that are malicious or unfounded.’
    • ‘In the new democratic system that is now operating, both views are unfounded.’
    • ‘It was all very negative and most of it was unfounded and/or hyperbole which I was able to refute fairly easily and did so.’
    • ‘I hope the passage of time proves these fears unfounded and that the province moves into an era of greater peace and prosperity.’
    • ‘From there on rational thought was lost in a fug of unfounded speculation.’
    • ‘The report said that warnings about foundation trusts had so far been unfounded.’
    • ‘It comes from an unfounded suspicion that we will use new science and technology to destroy the planet, and ourselves.’
    • ‘So the great war hero is going to bring up unfounded accusations against George Bush.’
    • ‘Once I got home from work though, I quickly discovered that it was an unfounded suspicion.’
    • ‘Furthermore, I deeply deplore the unfounded allegations and personal insults put forth in the letter.’
    • ‘But their fears proved unfounded because half the building is effectively below street level.’
    • ‘To our utter disbelief, the story turned out to be totally unfounded, without a grain of truth.’
    groundless, baseless, unsubstantiated, unproven, unsupported, uncorroborated, untested, unconfirmed, unverified, unattested, unjustified, unwarranted, foundationless, ill-founded, without basis, without foundation, not backed up by evidence
    speculative, conjectural, idle, vain, unsound, unreliable, questionable, misinformed, misguided, spurious, specious, fallacious, erroneous, fabricated, untrue, trumped-up
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