緑化 りょっか greening (i.e. planting to increase… #8,529 Meanings りょっか · りょくか noun, takes する, transitive greening (i.e. planting to increase greenery); tree planting; afforestation Its kanji 緑 リョク、ロク · みどり green 化 カ、ケ · ば.ける、ば.かす、ふ.ける、け.する change, take the form of, influence, enchant, delude, -ization