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avouch

[ uh-vouch ]
/ əˈvaʊtʃ /
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See synonyms for: avouch / avouchment on Thesaurus.com

verb (used with object)

to make frank acknowledgment or affirmation of; declare or assert with positiveness.
to assume responsibility for; vouch for; guarantee.
to admit; confess.

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The rainy weather could not ________ my elated spirits on my graduation day.

Origin of avouch

1350–1400; Middle English avouchen<Middle French avouchier<Latin advocāre.See a-5, vouch, advocate
a·vouch·er, nouna·vouch·ment, nounun·a·vouched, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

British Dictionary definitions for avouch

avouch
/ (əˈvaʊtʃ) /

verb (tr) archaic

to vouch for; guarantee
to acknowledge
to assert
avouchment, noun
C16: from Old French avochier to summon, call on, from Latin advocāre; see advocate
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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