Money-spinner is a term that is commonly used to refer to a profitable enterprise or investment. However, there are a multitude of other synonyms that can be used in place of this term. Some alternative phrases include "cash cow," "profit-generating," "successful venture," "revenue generator", "moneymaker," "reliable source of income," and "bountiful harvest." Each of these phrases carries a slightly different connotation, but all convey the idea of an enterprise that is successful and provides a steady stream of income. Whether you are investing in stocks, running your own business, or working in sales, there are many different ways to describe a profitable endeavor.