Synonyms for Monarchical (same or very similar meaning)
WordNet sense 1 (having the characteristics of or befitting or worthy of a monarch):
monarchalWordNet sense 2 (of or belonging to or constituting the hereditary aristocracy especially as derived from feudal times):
nobleWordNet sense 3 (ruled by or having the supreme power resting with a monarch):
monarchicWordNet sense 4 (not in agreement with or according to democratic doctrine or practice or ideals):
undemocraticFrom the ODE community, based on WordNetadd/edit