"More sponged" is an expression that means someone has taken advantage of a situation or person to an excessive degree. There are several synonyms for this phrase, including leeching, mooching, freeloading, and exploiting. These terms all refer to someone who consistently takes without giving back, often to the detriment of the person or situation being taken advantage of. They can be used to describe someone who continually borrows money or resources without any intention of paying them back or contributing to the relationship in any meaningful way. Overall, these synonyms all express a negative connotation towards individuals who are seen as taking more than they are giving.