You have to go back to Mk 9:25 to find the noun 'a dumb spirit', but the antiphon would be incoherent without being explicit.
Is “exire” in this case akin to “exorcise”?
Exorcizo is a post-classical borrowing of a Greek word, and seems to be rare.exeo, exire - to go out, go forth, go away, depart, withdraw, retire
exorcīzo , āvi, 1, v. a., = ἐξορκίζω,
I. to drive away evil spirits by adjuration, to exorcise (post-class.),
Dig. 50, 13, 1, § 3; Aug. Civ. D. 10, 22.
To participate in the discussions on Catholic church music, sign in or register as a forum member, The forum is a project of the Church Music Association of America.