敗俗 [败－]

Jyutping baai6 zuk6
Pinyin bài sú

Definitions (Wiktionary)
  1. verb, literary
    to ruin social practices; to corrupt customs; to undermine the general tendencies of society
Examples (Wiktionary)
  1. Mandarin
    伤风败俗
    傷風敗俗
    shāng fēng bài sú
    • to corrupt public morals