What is the Latin word for exorcist?

The usual Latin words for “exorcist” are exorcista, thĕurgus. The right choice depends on the sense; see the distinctions below.

English → Latin

“exorcist” in Latin

exorcistaexorcist thĕurgusone who summons spirits

The English word exorcist itself goes back to Latin exorcista.

Riddle & Arnold A Copious and Critical English–Latin Lexicon, 1864

exorcist

exorcista (ecclesiastical Tert.): theurgus (Augustin): *daemonum expulsor, or qui daemonas adjuratione divini nominis expellit ac fugat.

Quick answer

What is the Latin word for exorcist?: The usual Latin words for “exorcist” are exorcista, thĕurgus. The right choice depends on the sense; see the distinctions below.

Entry from J. E. Riddle & T. K. Arnold, A Copious and Critical English–Latin Lexicon (rev. C. Anthon, New York: Harper, 1864), digitised by Fergus J. P. Walsh, CC BY-SA 4.0; Latin markup adapted by latindictionary.co.