Synonyms and related words :
absolute, ascendant, authoritarian, authoritative, authorized, autocratic, clothed with authority, commanding, competent, consequential, considerable, controlling, dominant, duly constituted, eminent, empowered, ex cathedra, governing, great, hegemonic, hegemonistic, imperative, important, influential, leading, mighty, momentous, monocratic, official, potent, powerful, preeminent, prestigious, prominent, puissant, ranking, ruling, senior, substantial, superior, supreme, totalitarian, weighty