testimony

noun

1 Smith was in court to hear her testimony:

evidence, sworn statement, attestation, affidavit;

statement, declaration, assertion, affirmation, avowal, protestation;

allegation, submission, claim;

technical deposition;

rare asseveration.

2 the work is a testimony to his professional commitment:

testament, proof, evidence, attestation, witness;

confirmation, verification, corroboration;

demonstration, indication, manifestation.

testimony Oxford Dictionary of English