guardian

noun
UK /ˈɡɑːdiən/
US /ˈɡɑːrdiən/

A guardian is a person who takes care of and protects someone.

After school, my guardian picks me up and makes sure I am safe.


OTHER MEANINGS

2. A person who is legally responsible for a child who is not their own.

The court appointed her aunt as her legal guardian.

3. A person or thing that protects a place or thing.

The old lighthouse is seen as a guardian of the harbor.

4. A spirit believed to watch over and protect a person or place.

In the story, a guardian spirit guided the travelers home.