When talking about "sleeping partners," some people may be unfamiliar with the term. It generally refers to two or more individuals who share in a business venture, but are not actively involved in its operations. Synonyms for this term would include "silent partner," "passive investor," or "financial backer." These individuals contribute capital to the business, but do not participate in decision-making or daily operations. Other similar terms might include "angel investor" or "venture capitalist." These individuals can be crucial to new business ventures, providing essential funding and resources without requiring involvement in the day-to-day work of the business. Understanding these synonyms can help clarify the role that "sleeping partners" play in a business venture.