The term "used-car lot" is commonly used to describe a dealership that specializes in selling pre-owned vehicles. However, there are numerous synonyms that can be used to describe such a business. A popular alternative is "pre-owned car dealership", which emphasizes the fact that these cars have had prior owners. Another option is "second-hand car lot", which conveys that the vehicles are not brand new. "Previously-owned car dealership" is another phrase that could be used, as well as "used auto sales" or "previously-driven vehicles". Ultimately, the choice of synonym will depend on the context and the desired tone of the message being conveyed.