cacodemonic
/kækəˈdɛmɪknɪk/Definitions
1. adjective
Of or relating to evil spirits, especially the devil, or to the devil’s language.
“The cacodemonic incantation was believed to summon dark forces.”
2. noun
A person who speaks or writes in the language of evil spirits, especially the devil.
“The cult leader was accused of being a cacodemonist.”