PASSIONATE Copy link • PASSIONATEimpotens (not master of his passions; also with the passion of which one is not master in the genitive; e.g., irae, laetitiae: also, that in which one is not his own master e.g., laetitia, postulatum): vehemens, ardens (vehement, burning). Given to bursts of anger, etc., irae impotens: iracundus: ad iram proclivis; in iram praeceps.