REGALIA

n. symbols of royalty, emblems of royalty; formal or fancy clothing, finery, party dress

Regalia is Latin plurale tantum for the privileges and the insignia characteristic of a Sovereign or Emperor. The word stems from the Latin substantivation of the adjective regalis, 'regal', itself from Rex, 'king'.
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Noun
1. paraphernalia indicative of royalty (or other high office)
(hypernym) gear, paraphernalia, appurtenances
(hyponym) crown jewels
2. especially fine or decorative clothing
(synonym) array, raiment
(hypernym) clothing, article of clothing, vesture, wear
(hyponym) war paint

n. gratuity, tip; bonus, recompense, royalty

n. prerogative, right, privilege, preferential privilege of a particular group; special individual advantage or privilege; preemptive privilege or right