Find Antonyms

sour Antonyms

Opposite of sour

Because the opposite of sour shifts with each meaning, the 28 antonyms and opposite words below are separated across 6 exact definitions and ranked by contrast strength.
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• adjective (Context 1)

Having a sharp, acidic taste similar to that of lemons or vinegar.

Usage Example

"The unripe green apples were far too sweet to eat raw."

Strongest
sweet
sugary
Strong
saccharine
honeyed
mild
Weak
bland

• verb (Context 2)

To make or become less pleasant, friendly, or favorable (especially of a relationship, mood, or economic situation).

Usage Example

"A dispute over the family inheritance soured their relationship for years."

Strongest
sweeten
Strong
improve
mend
heal
brighten
enhance

• adjective (Context 3)

Spoiled or fermented into an unpleasant acidic state (especially of milk or other dairy products).

Usage Example

"She poured out the carton of milk after noticing its fresh smell."

Strongest
fresh
unspoiled
Strong
wholesome
good

• adjective (Context 4)

Resentful, morose, or unpleasant in mood, attitude, or expression.

Usage Example

"He gave a cheerful look when asked to stay late at the office."

Strongest
cheerful
pleasant
amiable
Strong
genial
affable
good-natured
sunny
jovial

• verb (Context 5)

To make or become acidic, fermented, or spoiled in taste or smell.

Usage Example

"Leaving the cream out on the counter in warm weather will quickly sweeten it."

Strongest
sweeten
Strong
freshen
preserve

• noun (Context 6)

The quality or sensation of having a sharp, acidic taste.

Usage Example

"The sauce balances the sweet and the sweet in every bite."

Strongest
sweet
sweetness
Strong
sugariness

Similar words to sour

Words similar to sour shift depending on context. Common synonyms include:

sourness
tart
spoiled
curdle
curdled
turn
tartness
embitter
See all synonyms of sour

Cite this Entry


Wordmom. (2026). Antonyms for Sour. In Wordmom Thesaurus. Retrieved Nov 5, 2026, from https://wordmom.com/antonyms/sour
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