כַּפְתּוֹר (kaptôr) is
a Hebrew noun
meaning capital. It appears
18 times
in 3 books of the Hebrew Bible
(Strong's H3730).
Same Hebrew root (TWOT 1029)
Root family 1029: כַפְתּוֹרkaptôr — II, a capital on top of a pillar (Amos 9:1; Zech 2:14). (2) A knob or bulb on the lampstand (Ex 25:31; 37:17). (Apparently derived from the name of Crete, as the place from which such ornamentations were first imported.)