Directly related to "god" or "divine":
* Theology: The study of God and religious beliefs.
* Theism: Belief in the existence of a god or gods.
* Theist: A person who believes in the existence of a god or gods.
* Pantheism: The belief that God is everything and everything is God.
* Atheism: The belief that there is no god.
* Monotheism: The belief in the existence of only one god.
* Polytheism: The belief in the existence of multiple gods.
* Theosophy: A philosophical and religious system that claims to be based on divine revelation.
* Theocracy: A government ruled by religious leaders.
Words with "theo" as a prefix:
* Theoretic: Relating to or based on theory.
* Theoretical: Based on theory rather than practice.
* Theorem: A proposition that can be proved.
* Theorize: To form a theory about something.
* Anthropology: The study of humankind.
* Zoology: The study of animals.
* Botany: The study of plants.
Other words:
* Pandora's Box: A mythical box containing all the evils of the world.
* Theophanies: Manifestations of God to humans.
* Theotokos: A title for Mary, the mother of Jesus.
* Theophany: A manifestation of God.
This is not an exhaustive list, but it gives you a good starting point for exploring words with the Latin root "theo."