Synonym Boundary: "壊れる", "壊す", "割れる", "打開", "打破"

When expressing "break" in Japanese, you must carefully distinguish between "壊れる", "壊す", "割れる", "打開", "打破" based on context.

• 壊れる (こわれる (kowareru) - Level: N4): Maps to "to break (intransitive)" and is used when Used when something breaks *by itself* or the cause is not specified. It emphasizes the state of being broken.
• 壊す (こわす (kowasu) - Level: N4): Maps to "to break, to destroy (transitive)" and is used when Used when someone *intentionally or unintentionally* breaks something. It emphasizes the action of breaking by an agent.
• 割れる (われる (wareru) - Level: N4): Maps to "to break, to crack (intransitive)" and is used when Indicates that something breaks or cracks, often unintentionally or by itself. The focus is on the object undergoing the change..
• 打開 (だかい (dakai) - Level: N2): Maps to "to break through (a deadlock); to find a way out; to overcome (a difficult situation)" and is used when 行き詰まった状況や困難な問題を「切り開いて解決する」ことを表す名詞・動詞です。/ A noun/verb that means 'to break open and resolve' a deadlocked situation or a difficult problem..
• 打破 (だは (daha) - Level: N1): Maps to "to break down, to overcome, to defeat (a barrier, a system)" and is used when Implies forcefully breaking through or overcoming an existing barrier, difficulty, or system. Often used in contexts of innovation, reform, or achieving a breakthrough..

Mixing these up can easily lead to unnatural translations. Refer to the bilingual context cards below to master the boundaries!