[ suhb-stan-shee-eyt ]
/ səbˈstæn ʃiˌeɪt /
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See synonyms for: substantiate / substantiated / substantiating on Thesaurus.com

verb (used with object), sub·stan·ti·at·ed, sub·stan·ti·at·ing.
to establish by proof or competent evidence: to substantiate a charge.
to give substantial existence to: to substantiate an idea through action.
to affirm as having substance; give body to; strengthen: to substantiate a friendship.
In effect, this quiz will prove whether or not you have the skills to know the difference between “affect” and “effect.”
Question 1 of 7
The rainy weather could not ________ my elated spirits on my graduation day.
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Origin of substantiate

First recorded in 1650–60; from New Latin substantiātus (past participle of substantiāre ), equivalent to Latin substanti(a) substance + -ātus -ate1

OTHER WORDS FROM substantiate

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

British Dictionary definitions for substantiate

/ (səbˈstænʃɪˌeɪt) /

verb (tr)
to establish as valid or genuine
to give form or real existence to

Derived forms of substantiate

substantiation, nounsubstantiative, adjectivesubstantiator, noun

Word Origin for substantiate

C17: from New Latin substantiāre, from Latin substantia substance
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