It's a versatile root that appears in many English words related to building, organization, and arrangement.
Here are some examples:
* Structure: the way something is built or organized
* Construct: to build or create something
* Instruction: the act of teaching or giving directions
* Destructive: tending to cause harm or damage
* Infrastructure: the basic physical and organizational structures needed for the operation of a society or enterprise
* Reconstruction: the act of rebuilding something that has been destroyed
* Instructor: a teacher