reigning

(verb) have sovereign power. Synonyms: reign. Example: "Henry viii reigned for a long time."

(verb) be larger in number, quantity, power, status or importance. Synonyms: predominate, dominate, rule, reign, prevail. Examples: "Money reigns supreme here." "Hispanics predominate in this neighborhood."

(adj) exercising power or authority. Synonyms: regnant, ruling.