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Jyutping kau1
Pinyin kōu

Definitions (Wiktionary)
  1. character
    sunken-eyed
Definitions (Unihan)
  1. deeply-sunk eyes
  2. Cangjie Input - Simplified
    BUSK
  3. Cangjie Input - Traditional
    BUSRR

瞘 [眍]

Jyutping
Pinyin kōu

Definitions (CC-CEDICT)
  1. to sink in (of eyes)