There are many different ways to express the concept of a "money-back guarantee." Some synonyms might include "satisfaction guarantee," "refund policy," "return assurance," or "purchase protection." Other phrases that convey a similar idea include "no-questions-asked returns," "risk-free purchases," "customer confidence assurance," and "hassle-free refunds." Ultimately, the goal of any of these phrases is to assure customers that they can shop with confidence, knowing that their purchase is protected and that they can receive a refund or replacement if they are not completely satisfied. Whether you call it a "money-back guarantee" or something else entirely, the principle remains the same: providing customers with peace of mind and ensuring their satisfaction.