curdle

 
Pronunciation: /ˈkəːd(ə)l/

verb

  • separate or cause to separate into curds or lumps: [no object]: take care not to let the soup boil or it will curdle [with object]: rennet is used for making cheese by curdling milk

Phrases

make someone's blood curdle

fill someone with horror: there were atrocities on both sides which would make your blood curdle

Derivatives

curdler

noun

Origin:

late 16th century: frequentative of obsolete curd 'congeal'