curdle

Pronunciation: /ˈkɜː.dəl/

The English word “curdle” has 3 meanings listed here.

verb

To form curds so that it no longer flows smoothly; to cause to form such curds. (usually said of milk)
To clot or coagulate; to cause to congeal, such as through cold. (metaphorically of blood)
To cause a liquid to spoil and form clumps so that it no longer flows smoothly.

Metathesis of earlier dialectal cruddle, crudle, equivalent to curd + -le (frequentative suffix).

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Definitions are from Wiktionary, extracted by Kaikki.org, and are available under the CC BY-SA 4.0 licence.