Halfpenny-purse is a term that was commonly used in the past to refer to a small coin purse that could hold halfpennies. However, in modern usage, the term has fallen out of popular use, and there are various synonyms that can be used instead. Some of these synonyms include coin pouch, change purse, and coin wallet. These terms are all used to describe small containers that can hold coins and other small items. Other similar terms that are related to halfpenny-purse include the words coin purse, money holder, and small pouch, all of which can be used interchangeably to describe a small container for holding coins.