Relating to or occurring between different regions.

Involving multiple regions within a geographical area.

Pertaining to interactions or connections among various areas.

Referring to trade, communication, or movement across regions.

Interregional trade: Exchange of goods/services between different regions.

Interregional migration: Movement of people from one region to another.

Interregional competition: Competition among regions for resources/opportunities.

Interregional cooperation: Collaboration between multiple regions for mutual benefit.

Interregional development: Growth and progress across various geographic areas