“Serious promise”

Here is the verified answer to the Wall Street Journal Crossword clue “Serious promise”, last seen on September 3, 2026.

Answer hidden — reveal below

O??H

A 4-letter across entry from the Thursday puzzle

The Answer

OATH

The answer to “Serious promise” is OATH

Letters4

DirectionAcross

PublishedSep 3, 2026

Letter analysis

The clue “Serious promise” appeared in the Wall Street Journal Crossword on Thursday, September 3, 2026 as a across entry. The verified answer is OATH — a 4-letter word that begins with O and ends with H.

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.

More clues from this puzzle

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Frequently Asked Questions

What is the answer to “Serious promise”?

The answer to the Wall Street Journal Crossword clue “Serious promise” is OATH — a 4-letter across entry from the September 3, 2026 puzzle.

How many letters is the answer?

OATH 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.