WordNet sense 1 ((used of persons) standing above others in character or attainment or reputation):

eminent

WordNet sense 2 (of great significance or value):

of import

WordNet sense 3 (used of a person's appearance or behavior; befitting an eminent person):

grand, imposing, magisterial

WordNet sense 4 (having or expressing dignity; especially formality or stateliness in bearing or appearance):

dignified

WordNet sense 5 (made different (especially in the course of development) or shown to be different):

differentiated