reputed
adj.adj. said to be true or to have a certain quality, even if people are not 100% sure. It describes someone or something that has a specific reputation.
adj. generally reported or believed to be a certain way, though not necessarily proven. Often used predicatively after a linking verb or attributively before a noun to indicate a widely held belief.
He is the reputed leader of the local gang.
The old house is reputed to be haunted, though no one has lived there for decades to confirm it.
The reputed benefits of the new herbal supplement have yet to be verified by independent clinical trials, despite the manufacturer's bold marketing claims.
Often followed by an infinitive ('reputed to be') or used before a noun to distance the speaker from the claim's truth.