H3539. kadkod
כַּדְכֹּד noun [masculine] a precious stone, perhaps ruby (from sparkle ?; Aramaic || is כַּדְכְּדָנָא); ׳כ [Ezek 27:16] as article of commerce; כַּדְכֹֿד [Isa 54:12] figurative in promise to Zion.
כְּדֵי see דַּי.
כדר (√ of following; compare Arabic VII. shoot or rush down (of hawk, star, etc.; also of an attacking force) so Thes Fl in De[Job 15:24] Buhl Di and others; see also modern Arabic annoy, vex, reprimand, SpiroVocab.; oftener be dark, gloomy, turbid, whence > כידור = seething tumult, of battle, compare Köii, 147, § 71, 1).