The term 'cold creep' is used to describe the feeling of unease or fear that runs down our spines when we are scared or uncomfortable. It is a common sensation experienced by many people, but there are various synonyms that can be used to describe it. Some of the synonyms for 'cold creep' include the shivers, chills, gooseflesh, or goosebumps. Other synonyms that can be used include tingles, quivers, trembles, and shudders. These words help to paint a vivid picture of the sensation and can be used in a variety of contexts, including storytelling, horror movies, or even in daily conversations.