This is the 4466th most frequent Japanese word.
大神
"大神" means "great god" or "deity."
Here, '大神' (great god) is used as a noun to indicate a deity of high significance.
大神が村を守っている。
The great god protects the village.
Here, '大神' (great spirit) is used metaphorically to describe someone who holds a respected and protective role.
その役割を果たす者を、村人たちは彼らの「大神」と呼んだ。
The villagers called those who fulfilled that role their 'Great Spirit.'
In this context, '大神' refers to a divine entity whose power inspires collective cooperation.