sour

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Related to go sour: turned sour, sourer
References in periodicals archive ?
DERBY boss Paul Jewell admits his love affair with Liverpool could go sour if the Anfield club give the Rams another hiding this afternoon.
When things go sour, Jon finds himself the target of a potential lethal manhunt and his survival depends on his ability to become more predator than prey in the Wall Street jungle.
And when business relationships go sour, the polled executives cited an inability to collaborate and integrate, not simply operationally but interpersonally and culturally, as well.