Leave Abruptly, Angrily and Before the End

This page is the CodyCross answer for the clue below from Germany, Group 2196, Puzzle 5 (Autobahn Network).

Question is: Leave Abruptly, Angrily and Before the End

and the answer is: WALKOUTON

Word Meaning:

WALK OUT ON — (informal, transitive) To abandon or desert someone, especially a spouse.

Definitions from Wiktionary.