The term 'driven group' can be described by two crossword solutions: CATTLE (6 letters) and HERD (4 letters). CATTLE are a type of livestock, typically cows, that are raised for their meat, milk, and hides. A HERD is a group of animals that live together and are usually led by one or more dominant animals. In the context of the term 'driven group, ' it could refer to a group of CATTLE or other animals that are being driven by a herder.