substantiate | Definition 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

disprove

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

disembody

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

Synonyms and Antonyms of substantiate

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