JMdict: 1457820

内応 【ないおう】

  1. [n,vs,vi] secret understanding; collusion; betrayal
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Kanji in this word:

Kanji Meanings On Readings Kun Readings
内 Inside, Within, Between, Among, House, Home ナイ, ダイ うち
応 Apply, Answer, Yes, Ok, Reply, Accept オウ, ヨウ, -ノウ あた.る, まさに, こた.える