G1238–διάδημα–diadēma

And there was seen another sign in the heaven, and, lo, a great red dragon, having seven heads and ten horns, and upon his head seven diadems,

διαδήματα, diadēmata “royal crowns,”

And I stood upon the sand of the sea, and I saw out of the sea a beast coming up, having seven heads and ten horns, and upon its horns ten diadems, and upon its heads a name of evil speaking,

διαδήματα diadēmata “royal crowns”

and his eyes `are' as a flame of fire, and upon his head `are' many diadems -- having a name written that no one hath known, except himself,

διαδήματα diadēmata “royal crowns”