Lewis & Short

prae-mĭnor, 1, v. dep., to threaten beforehand, to threaten greatly (post-class.); with inf., Tert. adv. Marc. 5, 19: aliquid, App. M. 5, p. 167, 8; 8, p. 211, 11: haec illis, Tert. Apol. 21.