JMdict: 1202640

開口 【かいこう】

  1. [n,vs] opening; aperture (e.g. camera)
  2. [n,vs] opening one's mouth; beginning to speak
  3. [adj-f] open; broad
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Kanji in this word:

Kanji Meanings On Readings Kun Readings Grade
開 Open, Unfold, Unseal カイ ひら.く, ひら.き, -びら.き, ひら.ける, あ.く, あ.ける 3
口 Mouth コウ, ク くち 1

Words often seen with this one: (experimental feature)

県 (10)