Wagon train has been a term used to describe a group of wagons travelling together. There are various synonyms that can be used for this term, such as convoy, caravan, column, or procession. Convoy is used to describe a group of vehicles travelling together, while caravan is used to describe a group of people or animals travelling together. The term column can be used to describe a group that is marching in a line, and procession is often used to describe a group of people or vehicles that are moving forward in an organized way. Regardless of the term used, these groups were often used for travel or transportation of goods in the past, and have a rich history in human civilization.