A "fat purse" is often used to describe a wallet or bag that contains a large amount of money or valuables. However, there are several other synonyms that can be used to convey a similar meaning. For instance, a "plump wallet" or a "thick wallet" can be used to describe a wallet that is filled with cash. Similarly, a "heavy handbag" or a "full tote" can describe a bag that contains a large number of items. Other alternatives include "bulging purse," "overtoday purse," or "wealthy wallet." Ultimately, these synonyms can be used interchangeably, depending on the desired tone and context.