pillar

/ˈpi-lər/

Middle English piler, from Anglo-French, from Medieval Latin pilare, from Latin pila

noun

  1. a firm upright support for a superstructure : post

  2. a usually ornamental column or shaft; especially : one standing alone for a monument

  3. a supporting, integral, or upstanding member or part

verb

  1. to provide or strengthen with or as if with pillars

noun

  1. a pillar-shaped mailbox