The word Delator, which refers to a person who informs on others or betrays secrets, has several synonyms. Some of these include informer, betrayer, turncoat, tattletale, snitch, backstabber, and traitor. These words are often used to describe individuals who reveal confidential information or disclose private matters to others with malicious intentions. Informers or snitches are commonly found in criminal circles, where they inform the authorities of illegal activities in exchange for immunity or rewards. Meanwhile, traitors and turncoats are those who betray their allies or associates for personal gain or ideological reasons. Overall, there are many words that can be used as synonyms for the word Delator, all of which imply a sense of betrayal or disloyalty towards others.