What is another word for curdling blood?
Pronunciation: [kˈɜːdlɪŋ blˈʌd] (IPA) 
The phrase "curdling blood" is often used to describe a sensation of horror or terror that is so intense that it feels as if one's blood is turning to a thick, viscous liquid. However, there are several synonyms that can be used to convey a similar sensation, such as "chilling," "terrifying," "horrifying," "harrowing," "gut-wrenching," "spine-tingling," "hair-raising," and "blood-curdling." Each of these words can be used to describe a feeling of fear, terror, or revulsion that is so strong that it feels as if one's blood is turning to ice or thickening like a clot. Whether you prefer one of these synonyms over the others will depend on the context and tone of the piece you are writing, as well as your personal preference for language and imagery.
