Parent ↔ Node directly above a given Node

Every Node only has ONE Parent (except Root)

References

1. Sibling ↔ two Nodes sharing same Parent

2. Ascendant ↔ any Parent Node (or above up to Root)

3. .parentNode ↔ to select direct Parent Node

4. .parentElement ↔ to select direct Parent Element

5. Capturing Phase ↔ Event propagates down, from Document Root to target Element, pass through every Parent Element

6. Bubbling Phase ↔ Event propagate back up to Document Root, pass through Parent Element

7. Node Inheritance ↔ All Child Delegate methods & properties from Parent

8. .parentNode ↔ to return Parent Node

9. .parentElement ↔ to return Parent Element

10. Subscribe ↔ to access Context from closest Parent Provider in Component Hierarchy