When it comes to synonyms for the word "dominations," there are quite a few options to choose from. Some possible choices include sovereignty, supremacy, authority, control, power, domination, rule, leadership, mastery, and command. Each of these words indicates a sense of control or influence over others, but they may differ in their nuances and implications. For example, sovereignty might emphasize legal authority or independence, while mastery might suggest a high degree of skill or expertise. Ultimately, the choice of synonym will depend on the context and desired tone of the text in which it is used.