Predatoriness, the quality of behaving like a predator, can be described using various synonyms such as aggression, hostility, ferocity, and rapacity. These terms indicate a tendency towards predatory behavior, whether in animals or humans. Other synonyms might include cunning, slyness, or sneakiness, which represent the more subtle qualities of predatory behavior. A person who exhibits predatoriness could be described as ruthless, savage, or even bloodthirsty in their pursuit of prey or goals. Ultimately, any synonyms for predatoriness imply a level of danger or threat, suggesting that the person or animal in question poses a potential risk to others.