盡頭牙 [尽头－]

Jyutping zeon6 tau4 ngaa4
Pinyin jìn tóu yá

Definitions (Wiktionary)
  1. noun, Mandarin, Shanghai, dialectal
    wisdom tooth
    (syn.) 智牙, 智慧齒, 後層, 盡根牙, 盡頭牙, 淨根牙, 智齒, 盡頭兒牙