Caspar

wiktionary

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A name given to one of the Magi in Western church tradition, from Biblical Hebrew גִּזְבָּר‎ (gizbar), ultimately from Old Median *ganzabarah; see it for more. Compare Hatran Aramaic 𐣢𐣦𐣡𐣣𐣩‎ (gzbry/Gazzabray/, “a given name”), also from Iranian.