Final

adj.

1. Forming or occurring at the end; last: the final scene of a film.
2. Of or constituting the end result of a succession or process; ultimate: an act with both an immediate and a final purpose.
3. Not to be changed or reconsidered; unalterable: The judge's decision is final. See synonyms atlast¹.

n.

Something that comes at or forms the end, especially:

1. The last or one of the last of a series of contests: the finals of a state spelling bee.
2. The last examination of an academic course.

[Middle English, from Old French, from Latin fīnālis, from fīnis, end.]

finally fi'nal·ly adv.

They are approaching fast!