Zombie spirits are often associated with the undead, but there are many other descriptive words that can be used to characterize this eerie presence. Some synonyms for zombie spirit include ghostly apparition, spectral manifestation, phantom entity, ethereal specter, and otherworldly apparition. These terms emphasize the unusual and unsettling nature of these supernatural beings, conveying a sense of fear and dread. Other synonyms for zombie spirit might include unearthly embodiment, supernatural manifestation, and eerie specter. Whatever term you choose, it's clear that a zombie spirit is a powerful and unsettling presence that can send chills down anyone's spine.