Thesaurus

substantiate

verb

Synonyms and Antonyms of substantiate

1 to gain full recognition or acceptance of

substantiated his claim to local mountaineering fame with a photo of himself on the summit of Mount McKinley

Synonyms of substantiate

demonstrate, establish, prove, show

Words Related to substantiate

attest, authenticate, bear out, document, evidence, support, sustain, uphold

confirm, corroborate, justify, validate, verify

Near Antonyms of substantiate

confute, discredit, invalidate, rebut, refute

Antonyms of substantiate

2 to give evidence or testimony to the truth or factualness of

Mr. MacGregor couldn't substantiate that it was Peter, and not some other rabbit, in the cabbage patch

Synonyms of substantiate

argue, attest, authenticate, bear out, certify, confirm, corroborate, support, validate, verify, vindicate

Words Related to substantiate

avouch, back (up), testify (to), vouch (for), witness

guarantee, warrant

affirm, assert, aver, avow, declare, profess

demonstrate, document, establish, prove, reinforce (also reenforce)

Near Antonyms of substantiate

contradict, gainsay

deny, disavow, disclaim

challenge, contest, dispute, question

Antonyms of substantiate

disprove, rebut, refute

3 to represent in visible form

the artist's intense feelings are substantiated by his paintings' bold colors and broad brush strokes

Synonyms of substantiate

body, embody, epitomize, express, externalize, incarnate, incorporate, instantiate, manifest, materialize, personalize, personify

Words Related to substantiate

actualize, concretize, realize

exemplify, illustrate, image, objectify, symbolize, typify

Antonyms of substantiate

4 to show the existence or truth of by evidence

substantiate the need for a tuition increase with some concrete figures

Synonyms of substantiate

demonstrate, document, establish, prove, validate

Words Related to substantiate

back (up), buttress, circumstantiate, corroborate

evidence, evince, record, support, uphold, witness

adduce, attest, authenticate, certify, identify

confirm, sustain, verify, vouch

clinch, nail, settle

confess, depose, testify

Near Antonyms of substantiate

challenge, dispute, object

allege, assume, conjecture, guess, presume, surmise, suspect

Antonyms of substantiate

disprove, rebut, refute

5 to provide evidence or information for (as a claim or idea)

Darwin spent the rest of his life gathering evidence to substantiate his theory of the origin of species

Synonyms of substantiate

back, bolster, buttress, corroborate, reinforce (also reenforce), shore (up), support

Words Related to substantiate

confirm, establish, prove, verify

affirm, avouch, validate

Near Antonyms of substantiate

undercut, undermine, weaken

Synonym Discussion of substantiate

confirm, corroborate, substantiate, verify, authenticate, validate mean to attest to the truth or validity of something. confirm implies the removing of doubts by an authoritative statement or indisputable fact.

- confirmed the reports

corroborate suggests the strengthening of what is already partly established.

- witnesses corroborated his story

substantiate implies the offering of evidence that sustains the contention.

- the claims have yet to be substantiated

verify implies the establishing of correspondence of actual facts or details with those proposed or guessed at.

- all statements of fact in the article have been verified

authenticate implies establishing genuineness by adducing legal or official documents or expert opinion.

- handwriting experts authenticated the diaries

validate implies establishing validity by authoritative affirmation or by factual proof.

- validated the hypothesis by experiments

Learn More about substantiate

See words that rhyme with substantiate Dictionary: Definition of substantiate Spanish Central: Translation of substantiate Nglish: Translation of substantiate for Spanish speakers Britannica English: Translation of substantiate for Arabic speakers

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