化石

N1 化合 kagou chemical combination N1 化繊 kasen synthetic fibers N1 岩石 ganseki rock N1 悪化 akka deterioration, worsen N1 進化 shinka evolution, progress N1 退化 taika degeneration, retrogression N1 化ける bakeru to disguise, to take the form of N1 文化財 bunkazai cultural assets, cultural property N2 ～化 ～ka action of making something

N3 化 ka, ke / ba.keru, ba.kasu, fu.keru, ke.suru change, take the form of, influence N3 石 seki, shaku, koku / ishi stone, pierre, piedra