Balister vs. Baluster

Baluster

A baluster—also called spindle—is a moulded shaft, square or of lathe-turned form, cut from a rectangular or square plank, one of various forms of spindle in woodwork, made of stone or wood, and sometimes of metal or plastic, standing on a unifying footing, and supporting the coping of a parapet or the handrail of a staircase.Multiplied in this way, they form a balustrade. Individually, a baluster shaft may describe the turned form taken by a brass or silver candlestick, an upright furniture support, or the stem of a brass chandelier, etc.

Baluster (noun)

a short decorative pillar forming part of a series supporting a rail or coping.

Baluster (noun)

(of a furniture leg or other decorative item) having the form of a baluster

“baluster legs in English oak”