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unimpeachable

[uhn-im-pee-chuh-buh l] /ˌʌn ɪmˈpi tʃə bəl/
adjective
1.
above suspicion; impossible to discredit; impeccable:
unimpeachable motives.
Origin of unimpeachable
1775-1785
1775-85; un-1 + impeachable
Related forms
unimpeachability, unimpeachableness, noun
unimpeachably, adverb
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2016.
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Examples from the Web for unimpeachably
Contemporary Examples
Historical Examples
  • We strive to hope that, though almost as curious, it is not so unimpeachably appropriate as the one quoted above.

  • Yet Miss Quisanté laughed, as a man's relatives often will although the rest of the world is unimpeachably grave.

    Quisant Anthony Hope
  • Not folly in believing in him and his authority—on that he was unimpeachably sincere.

    Mrs. Maxon Protests Anthony Hope
  • The authorities on which Mrs. Oliphant relies for her facts are unimpeachably good.

  • It is her ambition to lead, but to lead nobly and unimpeachably.

    Search-Light Letters Robert Grant
  • Very excitable, he despised and deceived most of the masters; among his friends he was unimpeachably loyal.

    The Loom of Youth Alec Waugh
British Dictionary definitions for unimpeachably

unimpeachable

/ˌʌnɪmˈpiːtʃəbəl/
adjective
1.
unquestionable as to honesty, truth, etc
Derived Forms
unimpeachability, unimpeachableness, noun
unimpeachably, adverb
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 unimpeachably

unimpeachable

adj.

1784, from un- (1) "not" + impeachable. Related: Unimpeachably.

Online Etymology Dictionary, © 2010 Douglas Harper
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