Spine-chilling is a term used to describe something that causes fear or raises goosebumps on the skin. Antonyms, on the other hand, are words that have the opposite meaning to the given word. Hence, the antonyms of spine-chilling are words that denote positivity, comfort, and lightheartedness. Examples of antonyms for spine-chilling include warm, cozy, friendly, comfortable, familiar, comforting, and soothing. Other options may include charming, entertaining, calming, delightful, and pleasant. These words are used to describe situations or things that are enjoyable, relaxing, and make one feel at ease, in contrast to something that gives them a spine-chilling experience.