Swappers are individuals or groups of people who exchange items or services with each other. However, there are other words that can be used instead of swappers, depending on the context. For example, traders are individuals who engage in the buying and selling of goods or services for profit. Barterers are people who exchange goods or services without using money. Exchangers are those who swap or trade items without the use of currency or barter. Collectors are individuals who specialize in acquiring and trading rare or unique items. Collaborators are those who work together to exchange services or ideas. In conclusion, there are many words that can be used instead of swappers, depending on the context, making the English language rich and diverse.