"Horror vision" can conjure up a variety of frightful images, but there are many synonyms that can be used to portray a similar feeling of terror. Some possible alternatives include "nightmare sight," "ghastly apparition," "creepy vision," "haunting image," "terrifying spectacle," "spine-chilling scene," "macabre view," "dreadful sight," "eerie visual," or "horrifying perspective." These words can all paint a vivid picture of something deeply unsettling or unsettlingly disturbing. Whether it's a ghostly encounter, a monster lurking in the shadows, or a frightening hallucination, there are plenty of ways to describe the sheer horror of an unnerving spectacle.