Certified cheques are a type of payment that ensures the payee receives funds from the issuer. However, there are a few other synonyms used in place of "certified checks". These can include: bank checks, treasurer's checks, cashier's checks, and demand drafts. While each term may have slight differences in their definition, they all offer similar attention to payment security during the transaction process. Additionally, many individuals and businesses prefer using certified cheques or one of their alternatives due to their reliability and guaranteed payment. So, whether you're an individual paying for a large purchase, or a business paying your employees, certified cheques are a trusted source for monetary transactions.