Superordination is a term used to describe a relationship where one idea or concept is hierarchy above or dominates another. Synonyms for this term include supremacy, dominancy, superiority, control, command, and leadership. These words all imply a sense of authority or power over another. Other synonyms could include predominance, preeminence, top position or rank, ascendancy, or predominancy. These words can be useful in a variety of contexts, such as in business, politics, or personal relationships, where one person or group may be in a position of higher authority or control over another. Ultimately, the choice of synonym will depend on the specific context of the situation.