"靑海原" meaning in Old Japanese

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  "etymology_text": "From 靑 (awo, “blue-green”) + 海原 (unapara, “wide ocean”).",
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          "roman": "awounapara kazenami₁ nabi₁ki₁ yuku sa kusa tutumu ko₂to₂ naku pune pa payake₂mu",
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        "the vast, blue ocean"
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          "roman": "awounapara kazenami₁ nabi₁ki₁ yuku sa kusa tutumu ko₂to₂ naku pune pa payake₂mu",
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