Were verifiable is a phrase used to describe information that is proven to be true or able to be verified. Synonyms for this phrase include credible, corroborated, proven, substantiated, validated, confirmed, established, authenticated, reliable, and trustworthy. These words are often used in the context of verifying claims, statements, or evidence, especially when discussing legal or scientific matters. It is important to maintain accuracy and honesty in all forms of communication, and using synonyms for phrases like "were verifiable" can help ensure that information is presented in a clear, truthful, and accountable manner.