585. What characters can be added here so that each character contains a part of the previous character? 暗 -> _ -> _ -> 嘱

Answer:

暗  AN, kura(i) - dark

嘱  SHOKU - request, entrust, commission

暗 -> 章 -> 古 -> 嘱

章  SHOU - chapter, badge, mark

古  KO, furu(i) - old