鋸頸 [锯颈]

Jyutping goe3 geng2
Pinyin jù jǐng

Definitions (粵典–words.hk)
  1. x
Definitions (Wiktionary)
  1. verb, Cantonese, verb-object
    to commit suicide by cutting one's throat
    (syn.) 自剄, 自刭, 自刎, 割頷, 割颔
Definitions (Kaifangcidian)
  1. 自刎