A knob, usually ornamental
Something resembling such a structure.
A portable ornamental column, formerly carried before a cardinal, as emblematic of his support to the church.
A large post, often used as supporting architecture.
The centre of the volta, ring, or manege ground, around which a horse turns.
An essential part of something that provides support.
The body from the hips over the core to the shoulders.
To provide with pillars or added strength as if from pillars.