List of ex officio synonyms and ex officio 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