Antonyms for substantiation:

disproof, rebuttal, refutation.

Synonyms for substantiation:

Sense 1

externalization, personalization, exteriorization, objectification, prosopopeia.

Sense 2

incarnation, testament, embodiment, personification, testimonial.

Sense 3

materialization, type, warrant.

Other synonyms and related words:

handicap, assay, cogent evidence, checkout, chit, voucher, incarnation, hitch, personalization, personification, stop, bridle, embodiment, baulk, halt, check, warrant, curb, deterrent, testament, impediment, objectification, arrest, chip, balk, stoppage, externalization, attestation, exteriorization, witness, ratification, check mark, type, testimonial, cheque, tick, stay, hindrance, bank check, materialization, tab, prosopopeia.

Sense 2 (noun)

testament, testimonial, warrant.

Sense 3 (noun)

incarnation, objectification, personification, embodiment, prosopopeia, type, exteriorization, personalization, externalization, materialization.

chapter and verse (noun)


confirmation (noun)

corroboration, support, testament, attestation, witness, testimonial, authentication, testimony, authorization, evidence.

demonstration (noun)

illustration, manifestation.

evidence (noun)

declaration, exemplification, determination, quotation, attestation, connotation, exhibit, support, testimony, manifestation, establishment, statement, data, evidence, confirmation, validation, proof, counter-evidence, specimen, deposition, documentation, corroboration, information, observation, illustration, certification, authentication, demonstration, fact, indication.

exteriorization (noun)


proof (noun)

certification, warrant, establishment, exhibit.

substantiation (noun)

confirmation, validation, check, proof, verification.

test (noun)


testimony (noun)


validation (noun)

authority, authorization, verification.

Usage examples for substantiation:

Word of the day


preserve, lock away, pack away, thermos bottle, tankard, aerosol, ampoule, atomizer, basin, butt.