verifying, confirming, validating, substantiating, authenticating, affirming, attesting, certifying, endorsing, supporting, upholding, establishing, proving, demonstrating, corroborating, ratifying, j... [mehr]
verifying, confirming, validating, substantiating, authenticating, affirming, attesting, certifying, endorsing, supporting, upholding, establishing, proving, demonstrating, corroborating, ratifying, j... [mehr]