Synonyms and Antonyms of substantiation
something presented in support of the truth or accuracy of a claim the signature of a witness provides substantiation that a person's will is genuine Synonyms of substantiation attestation, confirmation, corroboration, documentation, evidence, proof, testament, testimonial, testimony, validation, voucher, witnessWords Related to substantiation (the) goods; certificate, document, exhibit; demonstration, illustration; authentication, identification, manifestation, verificationNear Antonyms of substantiation rebuttal, refutation; accusation, allegation, charge; assumption, conjecture, guess, presumption, surmise, suspicionAntonyms of substantiation disproof
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