JMdict: 2763940

突破口を開く 【とっぱこうをひらく】

  1. [exp,v5k] to make a breakthrough; to break ground
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Kanji in this word:

Kanji Meanings On Readings Kun Readings Grade
Stab, Protruding, Thrust, Pierce, Prick, Collision, Sudden トツ, カ つ.く
Rend, Rip, Tear, Break, Destroy, Defeat, Frustrate やぶ.る, やぶ.れる, わ.れる 5
Mouth コウ, ク くち 1
Open, Unfold, Unseal カイ ひら.く, ひら.き, -びら.き, ひら.ける, あ.く, あ.ける 3