頭功 [头－]

Jyutping tau4 gung1
Pinyin tóu gōng

Definitions (CC-CEDICT)
  1. first class merit
Definitions (Wiktionary)
  1. noun, archaic
    the principal credit (for having achieved something)
Definitions (Kaifangcidian)
  1. （沒有對應漢語詞彙）