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かいこう
Meanings
Noun
Verb (する)
1. opening; aperture (e.g. camera)
2. opening one's mouth; beginning to speak
Pre-noun adjective
3. open; broad
Alt. forms
開かい口こう
61%
かいこう
37%
Pitch accent
か
いこう
Conjugations...Used in: 84
Used in vocabulary (5 in total)
at the very beginning of one's speech; the first thing (one) says after opening the mouth
aperture
numerical aperture (in photography)
2 more...