JMdict: 1856910

穴が空く 【あながあく】

  1. [exp,v5k] to have a hole; to be pierced (with a hole)
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Kanji in this word:

Kanji Meanings On Readings Kun Readings Grade
穴 Hole, Aperture, Slit, Cave, Den ケツ あな 6
空 Empty, Sky, Void, Vacant, Vacuum クウ そら, あ.く, あ.き, あ.ける, から, す.く, す.かす, むな.しい 1