Please select the word from the list that best fits the definition god of the living and the dead

Osiris is the right answer.

Explanation:

In Ancient Egyptian mythology, Osiris was the god of the living and the dead. He has also been regarded as the Judge of the Dead. He is considered to be the eldest of all children of god Geb and Goddess Nut. He was given an epithet "Khenti-Amentiu" in reference to his royality to  the land of the dead. Though it is believed that his worship began a long time before the first evidence for his worship is found in the rule of the Fifth Dynasty of Egypt.