晦朔 [－－]

Jyutping fui3 sok3
Pinyin huì shuò

Definitions (Wiktionary)
  1. noun, literary
    last and first days of the lunar month
  2. noun, literary, obsolete
    lunar month
Definitions (Kaifangcidian)
  1. （沒有對應漢語詞彙）