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“That was a mistake!”

Here is the verified answer to the Wall Street Journal Crossword clue “That was a mistake!”, last seen on September 17, 2026.

Answer hidden — reveal below
O??S

A 4-letter down entry from the Thursday puzzle

The Answer
OOPS

The answer to “That was a mistake!” is OOPS

Letters4
DirectionDown
PublishedSep 17, 2026

Letter analysis

The clue “That was a mistake!” appeared in the Wall Street Journal Crossword on Thursday, September 17, 2026 as a down entry. The verified answer is OOPS — a 4-letter word that begins with O and ends with S.

This answer contains 2 vowels and 2 consonants. Click through any related clue below to keep solving, or open the full answer key for the day from the link above.

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Frequently Asked Questions

What is the answer to “That was a mistake!”?

The answer to the Wall Street Journal Crossword clue “That was a mistake!” is OOPS — a 4-letter down entry from the September 17, 2026 puzzle.

How many letters is the answer?

OOPS has 4 letters — 2 vowels and 2 consonants.

Are these answers official?

WSJCrosswordAnswers.org is an independent reference site, not affiliated with the Wall Street Journal. We solve and verify each puzzle by hand before publishing.