כַּדְכֹּד (kadkōd) is
a Hebrew noun
meaning ruby. It appears
2 times
in 2 books of the Hebrew Bible
(Strong's H3539).
Same Hebrew root (TWOT 953c)
Range of meaning (TWOT 953c)ruby; sparkling gem; agate
Full entry: Brown-Driver-Briggs and Strong's
כַּדְכֹּדnoun, masculine: ruby
a precious stone, perhaps ruby
Strong's H3539כַּדְכֹּד: a sparkling gem, probably the ruby KJV:agate.
Meanings: Brown-Driver-Briggs (1906) and Strong's Hebrew Dictionary (1890), public domain, via the Open Scriptures Hebrew Bible Project (CC BY 4.0). TWOT numbers for reference only.
Root family 953: כדדkdd — toil severely, fatigue, weary, harass, tread, mortar, pounded, bruised, what remains in bottom of cooking-pot