כַּפְתֹּר kaphtôr (H3730)

a chaplet; but used only in an architectonic sense, i.e. the capital of acolumn, or a wreath-like button or disk on the candelabrum

1) bulb, knob, capital, capital of a pillar 1a) knob, bulb (as ornament) 1b) capital (of a pillar)

or (Amos 9:1) כַּפְתּוֹר; probably from an unused root meaning to encircle;