JMdict: 1640380

口が滑る 【くちがすべる】

  1. [exp,v5r] to make a slip of the tongue; to let something slip
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Kanji in this word:

Kanji Meanings On Readings Kun Readings Grade
Mouth コウ, ク くち 1
Slippery, Slide, Slip, Flunk カツ, コツ すべ.る, なめ.らか