Does the ending come from a Greek root word?

Yes, the word "ending" comes from the Greek root word "endon", which means "within" or "inside".

Here's the breakdown:

* Endon: Greek root meaning "within" or "inside"

* Ending: The final part of something, usually the last word or phrase in a sentence or the last part of a story.

The word "ending" suggests the "inside" or the "final part" of something.