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Unfounded vs Untenable - What's the difference?

unfounded | untenable |

As adjectives the difference between unfounded and untenable

is that unfounded is having no strong foundation; not based on solid reasons or facts while untenable is not able to be held, as of an opinion or position; unholdable, indefensible.

unfounded

English

Adjective

(-)
  • Having no strong foundation; not based on solid reasons or facts.
  • Not having been founded or instituted.
  • * 1980 , Helen Louise Gardner, ?John Carey, English Renaissance studies (page 268)
  • Even the great world as yet undiscovered, the cities as yet unfounded , and the history as yet unwritten, are lost: fallen from the beginning.

    Synonyms

    * (not based on solid reasons or facts) baseless, groundless, ungrounded

    untenable

    English

    Adjective

    (en adjective)
  • Not able to be held, as of an opinion or position; unholdable, indefensible.
  • The theory of cold fusion was untenable .

    Usage notes

    * Nouns often used with "controversial": argument, doctrine, theory, hypothesis, view, position, notion, etc..

    Antonyms

    * tenable * defensible