私褻 [－亵]

Jyutping si1 sit3
Pinyin sī xiè

Definitions (Wiktionary)
  1. noun, literary
    contemptuousness; flippancy; irreverence
  2. adj, literary
    sexually indecent; sexually obscene; salacious
    (syn.) 淫靡, 下流, 淫猥, 淫賤, 淫贱, 淫秽, 荒淫, 淫荡, 流淫, 淫蕩, 淫穢