Vaihtajat
Vaihtajat is a Finnish noun meaning a person or thing that replaces or exchanges something. It derives from vaihto meaning exchange or change, with the agentive suffix -aja, indicating an actor or doer. The term is used across several domains, and its precise sense depends on the context.
In sports, vaihtajat are players who start on the bench and may be brought into the game
In travel and public transport, vaihtajat can refer to passengers who transfer from one service to another
In labor and industry, vaihtajat can denote temporary substitutes who cover for regular workers during absences,
In technical contexts, more specific terms are usually preferred for devices that perform switching, such as