強化

N3 強盗 goutou robbery, burglar N3 強まる tsuyomaru become stronger, intensify N3 強める tsuyomeru strengthen, intensify N3 変化 henka change, variation, shift N3 酸化 sanka oxidation N4 文化 bunka culture N5 勉強しています benkyou shite imasu am studying N5 勉強します benkyou shimasu study N5 強い tsuyoi strong

N4 強 kyou, gou / tsuyo.i, tsuyo.maru, tsuyo.meru, shi.iru, kowa.i strong, fort, fuerte N3 化 ka, ke / ba.keru, ba.kasu, fu.keru, ke.suru change, take the form of, influence