How to group multiple parameters in Swagger 2.0?

Question

Is it possible to group multiple parameters to reference them in multiple routes?

For example I have a combination of parameters which I need in every route. They are

Answer 1

This is not possible with Swagger 2.0 or OpenAPI 3.0. I've opened a feature request for this and it is proposed for a future version:

https://github.com/OAI/OpenAPI-Specification/issues/445