Non-registered intermediary is a term used to describe any entity that is involved in a financial transaction but is not registered with any regulatory body. Synonyms for this term include unregistered intermediary, unregulated middleman, unaccredited agent, and unauthorized broker. These synonyms are often used interchangeably and describe entities that operate outside the scope of regulatory oversight. They may be involved in activities such as arranging loans, conducting trades in securities, or managing client assets. It is important to note that working with non-registered intermediaries carries certain risks, and individuals should always exercise caution and due diligence when engaging with such entities.