ending

Etymology 1

From Middle English endyng, endinge, endunge, from Old English endung, ġeendung (“ending”), equivalent to end + -ing. Cognate with Dutch ending (“ending”), German Endung (“ending”).

noun

1. A termination or conclusion.
2. The last part of something.
   The book has a happy ending.
   The film has an unexpected ending.
3. (grammar) The last morpheme of a word, added to some base to make an inflected form (such as -s in "dogs").
   Spanish verb forms have different endings depending on the tense, mood and person.

Etymology 2

From Middle English ending, endyng, endende, from Old English endiende, from Proto-Germanic *andijōndz, present participle of Proto-Germanic *andijōną (“to end”), equivalent to end + -ing.

verb

1. present participle and gerund of end