Two-year-old tim knocks dan to the ground to get a toy away from him. tim is likely demonstrating aggression. reactive instrumental relational bullying

Tim is most likely demonstrating "instrumental aggression".

Instrumental aggression alludes to a forceful conduct planned to accomplish an objective. It is made against someone else in whom the aggression is utilized as a methods for anchoring some reward or to accomplish an outer objective, for example, a victory. Hope this helps!