Unquestioning (adjective)

1. Accepting or believing without doubting or questioning.
2. Not exhibiting skepticism or doubt.

Origin:

From the latin word 'inquestionabilis' meaning 'not capable of being questioned or doubted'.

Examples:

1. She had an unquestioning faith in her religion.
2. He was an unquestioning supporter of the government's policies.
3. The dog had an unquestioning loyalty to its owner.
4. The children had an unquestioning obedience to their parents.
5. She blindly followed the instructions without questioning them.