The acronym "REGD" is often used in official documents and business transactions to indicate registration or record-keeping. Some common synonyms that can be used interchangeably with "REGD" include "recorded," "registered," "enrolled," "listed," "documented," and "filed." Furthermore, depending on the context, other synonyms such as "certified," "validated," "verified," and "acknowledged" may also be appropriate. These synonyms help to convey the same meaning as "REGD" and provide alternative ways of expressing the registration or recording of information. It is essential to choose the right synonym that adequately conveys the intended meaning and fits the context of the document or transaction.