Pronunciation: /ˈsaʊrd/
verb to become unpleasant or disagreeable; to deteriorate in quality or value
A1 The milk soured after being left out of the fridge for too long.
A2 Her mood soured when she found out her flight was delayed.
B1 The relationship between the two countries soured after the trade deal fell through.
B2 The once sweet friendship soured when they had a falling out over a misunderstanding.
C1 The business partnership soured when one of the partners was found embezzling funds.
C2 The political climate soured as corruption scandals rocked the government.
formal The business deal soured after the unexpected change in market conditions.
informal Their friendship soured when they had a falling out over a misunderstanding.
slang Things really soured between them after the big argument.
figurative Her mood soured as the day went on and things didn't go as planned.
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