Confirmation is the act of verifying or establishing the truth, accuracy, or validity of something. A CONFESSION is an ADMISSION of guilt or wrongdoing, while an ADMISSION is a statement of fact or opinion that is made in response to a question. ATTESTATION is the act of bearing witness to something, while a TEST is an examination or trial to determine the quality, performance, or reliability of something. RATIFICATION is the formal acceptance or confirmation of something previously done, while VERIFICATION is the process of confirming the truth or accuracy of a claim. SUBSTANTIATION is the act of providing evidence or PROOF to support a claim, while an AVOWAL is a formal declaration or assertion. APPROVAL is the act of giving consent or agreement to something, while an ACCORD is an agreement or settlement of a disagreement. A RITE is a religious or other solemn ceremony, while a SANCTION is an action taken or penalty imposed to enforce obedience or compliance. Finally, PROOF is evidence or argument establishing or helping to establish a fact or the truth of a statement.