The word in terminate refers to something that cannot be ended, stopped or interrupted. Its antonyms, however, refer to the opposite. Words like terminate, end, finish, conclude, and halt are all antonyms for in terminate. These words imply the idea of putting an end or a stop to something, whether it's a process, an activity, or an event. Other antonyms for in terminate include finite, limited, bounded, and restricted. These words help describe something that has a clear beginning and end, or a set of defined boundaries. In terminate and its antonyms, therefore, exist as two opposing concepts that represent the ideas of endlessness and finitude.