亀甲
龜甲
word containing out-dated kanji
きっこう
きこう
noun (common) (futsuumeishi)
see: 亀の甲
tortoise shell
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拮抗
頡頏
きっこう
けっこう
頡頏
noun (common) (futsuumeishi)
noun or participle which takes the aux. verb suru
rivalry
competition
antagonism
struggle for supremacy
けっこう
rising and falling (of a bird)
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