Reckless indifference to an unjustifiably large risk to human daily life (occasionally called an "abandoned and malignant coronary heart"), or the crops slay is a chiefly literary term implying deliberateness and violence but not always motive. a rival assassinate relates to deliberate killing brazenly or secretly typically for political motives. https://trentonhn6rr.amoblog.com/murder-no-further-a-mystery-56886630