Hider (noun)

1. A person or thing that hides something.
2. One who conceals something or someone.

Origin:

This word has been derived from the verb "hide" which means to put or keep something out of sight.

Examples:

1. He was a master hider and could conceal anything from anyone.
2. The hider hid the stolen jewels in a secret compartment.
3. The hider hid the evidence of his crime so well that the police could never find it.
4. The hider hid the child from the kidnappers.
5. She was a hider of secrets and never revealed anything about her past.