I.e. "mistake"; It Was an __!
This page is the CodyCross answer for the clue below from Department Store, Group 518, Puzzle 1 (Good Discounts).
Question is: I.e. "mistake"; It Was an __!
and the answer is: ACCIDENT
Word Meaning:
ACCIDENT — An unexpected event with negative consequences occurring without the intention of the one suffering the consequences, and (in the strict sense) not directly caused by humans.
Definitions from Wiktionary.