If you're looking for synonyms for the word "money-spinning", there are plenty of alternatives that can be used to describe something that generates a large amount of profit or revenue. Some examples include "lucrative", "profitable", "financially rewarding", "highly commercial", "money-making", "remunerative", "profit yielding" and "gainful". All of these words convey a sense of something that is highly successful and able to generate a lot of money. Whether you're talking about a business, investment opportunity, or any other type of income-generating activity, using these synonyms can help make your writing more descriptive and engaging.