Why this word is great
CHRYSOBULL — [Noun] A golden bull, specifically a Byzantine imperial document bearing a gold seal. From Medieval Latin chrysobulium, via Middle Greek chrysoboullon, fusing chryso- ("golden") and bull ("seal or decree"). Unlike "golden bull" (a broader term for any gilded decree) or "edict" (a mere proclamation, weightless without wax and gold), a chrysobull was both object and ordinance, its authority literalized in metal. It is the sun catching on a pendant seal as it swings from silk cords, the slow impression of an emperor’s signet into molten gold, the dry rustle of vellum unfurled before foreign envoys—proof that power, too, can be made tangible, if only for a moment.