rengle

Etymology
From.

Noun

 * 1) row (line)
 * 2)  each of the vertical columns of castellers that make up the tronc of a castell (syn. rengla, pilar)
 * 3)  the central column of a castell with three or five castellers per level, as opposed to the plena and the buida (syn. rengla)
 * 1)  the central column of a castell with three or five castellers per level, as opposed to the plena and the buida (syn. rengla)