sour 1verbdomain: changePrinceton WordNet [ver.3.1]EnglishDefinitiongo sour or spoilReport errorPath to highest hypernymMorphologySynset graphExamples1.The cream has turned--we have to throw it out2.The wine worked3.The milk has souredSynonymsturn 25go sour or spoilferment 4go sour or spoilwork 26go sour or spoil