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Synonyms for August (same or very similar meaning)

WordNet sense 1 (the month following July and preceding September):
Aug, August

WordNet sense 2 (of or befitting a lord):
grand, lordly

WordNet sense 3 (of or belonging to or constituting the hereditary aristocracy especially as derived from feudal times):

WordNet sense 4 (profoundly honored):
venerable, revered

WordNet sense 5 (worthy of being honored; entitled to honor and respect):
honorable, honourable

From the ODE community, based on WordNetadd/edit