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endurance; perseverance; patience
忍耐強く交渉を続けた結果合意に至った。
As a result of patiently continuing negotiations, an agreement was reached.
忍耐の限界を超えて怒りが爆発した。
His anger exploded beyond the limits of patience.
この仕事には相当な忍耐力が求められる。
This job requires considerable perseverance.