命筆 [－笔]

Jyutping meng6 bat1
Pinyin mìng bǐ

Definitions (Wiktionary)
  1. verb, formal
    to take up the pen; to start writing; to put pen to paper
    (syn.) 行笔, 用笔, 著筆, 動筆, 揮毫, 落笔, 落筆, 下笔, 着笔, 落紙, 運筆, 用筆, 动笔, 下筆, 运笔, 落纸, 行筆, 挥毫