Thesaurus.com
Dictionary.com
Definitions

sour

[souuhr, sou-er] / saʊər, ˈsaʊ ər /
ADJECTIVE
bad-tasting; gone bad
Synonyms
STRONGEST
acid acidic acrid biting bitter briny caustic fermented musty peppery piquant pungent rancid sharp soured unpleasant
STRONG
acidulated astringent bad curdled cutting dry green salty stinging tart turned
WEAK
acerb acetic acetose acetous keen sourish unripe unsavory unwholesome vinegary with a kick
Antonyms
STRONGEST
agreeable blah bland calm dull good kind mild nice pleasant sweet tasteless wonderful
WEAK
cheerful cordial friendly happy tasty
ADJECTIVE
in a bad mood
Synonyms
STRONGEST
acid acrid acrimonious bitter grouchy rotten unpleasant
STRONG
discontented displeasing embittered grudging jaundiced tart
WEAK
churlish crabby cynical disagreeable ill-natured ill-tempered irritable on edge peevish ungenerous unhappy waspish
Antonyms
STRONGEST
agreeable content good good-natured kind nice pleasant sweet wonderful
WEAK
cheerful cordial friendly happy
VERB
alienate
Synonyms
STRONGEST
embitter exacerbate spoil
STRONG
acidify curdle disenchant envenom exasperate turn
WEAK
make sour turn off
Antonyms
STRONGEST
calm comfort help
WEAK
encourage excite incite

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The mood wasn’t sour—citrus farmers could handle sour.

From Slate • Apr. 20, 2026

Sixty-five percent of Asian refining capacity is built for medium-to-heavy sour crude.

From MarketWatch • Apr. 16, 2026

Most of us are so familiar with this revolution’s sour consequences that we hardly bother to question its premises anymore.

From The Wall Street Journal • Apr. 15, 2026

People are sour on the company’s transformation to a multiprice model, and there is a residual negative impact on investor sentiment following the acquisition of Family Dollar and its subsequent financial challenges.

From Barron's • Apr. 9, 2026

Anya’s stomach turned sour, but Mama didn’t seem to hear the magistrate’s threats.

From Anya and the Dragon by Sofiya Pasternack

Vocabulary lists containing sour

"The Sun Rising" by John Donne

Looking to grow your vocabulary? Check out this interactive, curated word list from our team of English language specialists at Vocabulary.com – one of over 17,000 lists we've built to help learners worldwide!

odes

Interested in learning more words like this one? Our team at Vocabulary.com has got you covered! You can review flashcards, quiz yourself, practice spelling, and more – and it's all completely free to use!

Part 2 Vocabulary (Unit 3)

Want to remember this word for good? Start your learning journey today with our library of interactive, themed word lists built by the experts at Vocabulary.com – we'll help you make the most of your study time!