as in to anger
to cause to change from friendly or loving to unfriendly or uncaring
a misunderstanding that soured their relationship for a long time
Synonyms & Similar Words
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Antonyms & Near Antonyms
1
as in acidic
causing or characterized by the one of the four basic taste sensations that is produced chiefly by acids
the sour candy made our mouths all wrinkly inside
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Antonyms & Near Antonyms
2
as in unpleasant
not giving pleasure to the mind or senses
you'll have to face up to the sour truth of the matter
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3
as in unacceptable
falling short of a standard
things started off well, but now it's all gone sour
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Example Sentences
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Recent Examples of sour
Lori A Bashian, FOXNews.com, 22 Dec. 2025
Moon entered office determined to reverse his predecessor’s successful efforts to improve ties with Tokyo, which soured relations from the outset and led to further tensions.
—Ayumi Teraoka, Foreign Affairs, 19 Dec. 2025
James Parker, The Atlantic, 4 Nov. 2025
Miso wafer cookies sit next to gummies saturated in li hing mui, a sour plum powder.
—Kathleen Wong, USA Today, 3 Nov. 2025
See All Example Sentences for sour
Verb
Things soured between the two of them in October 1982, the final time Allen guest hosted.
—Adjective
The liberal chat room turned sour—my God, what a snake pit that must have been.
—Recent Examples of Synonyms for sour
Verb
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With an economy that is persistently reliant on crude, pursuing policies that raise energy costs risks angering constituents.—
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The board instead approved a resolution to reexamine current campus spaces, angering some parents.—
Adjective
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Possible Worsening of Acid Reflux Symptoms Many juices, such as orange, lemon, and pineapple, are highly acidic and can worsen symptoms in people with acid reflux.—
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While both are safe and effective for preserving, citric acid can contribute a sharper, more acidic note, while salt tends to round out tomato flavor.—
Adjective
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Using a speaker outside the stall results in reverb and echoing as the music bounces around the bathroom walls, making the sound muddy and unpleasant.—
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Given the lack of gravity, even a runny nose can turn into an extremely unpleasant experience, forcing astronauts to resort to unusual measures just to drain mucus from their nasal passages.—
Adjective
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To make large profits from parking fees to make up for his terrible management of tax dollars and his expensive real estate errors should be unacceptable.—
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In just 24 hours, the president unveiled three massive state interventions into different markets that might’ve once looked—and sounded—like unacceptable levels of socialist dirigisme for a Republican to champion.—
Verb
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The movies of 2026 have got it all, from iconic Disney toys and Steven Spielberg aliens to Ghostface and Baby Yoda.—
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At the beginning of the book, aliens implant images of tool-using into the minds of man-apes.—
Adjective
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Savannah police and the FBI are continuing to follow any possible leads to find whoever is responsible for the acid attack in a local park that left a woman with severe burns.—
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If acid soil-loving plants are not thriving, have the soil tested and amend the pH with elemental sulfur.—
Adjective
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He was chosen as commissioner in October 1989 over New Orleans general manager Jim Finks after a bitter fight highlighting the differences between the NFL's old guard and newer owners.—
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Arugula Arugula is an aromatic, slightly bitter leafy green.—
Adjective
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As analysis, that’s not wrong, but where’s the sting of it inside this bizarre bonbon of a musical?—
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Despite his brilliance and intellect, he was prevented from having a full life by being born on the wrong side of Israel’s separation fence.—
Cite this Entry
“Sour.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/sour. Accessed 12 Jan. 2026.
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