乾爹 [干－]

Jyutping gon1 de1
Pinyin gān diē

Definitions (CC-CEDICT)
  1. adoptive father (traditional adoption, i.e. without legal ramifications)
Definitions (粵典–words.hk)
  1. 名詞、書面語
    即義父​。
    a godfather; male who treat a young person as if he/she is his child; nominal father
  2. 近義詞
    契爺
Definitions (Wiktionary)
  1. noun
    adoptive father
  2. noun, neologism
    sugar daddy
    (syn.) 契爷, 契爺