
Keeper
Figurative Use
Sometimes 'keeper' signifies a responsible person, not just object manager.
As a team leader, she's a true keeper of the team's spirit.
Not Always Literal
'Keeper' doesn't always involve physical keys or objects.
She's the keeper of family stories.
Trusted Role
The word often implies trustworthiness in the person's role.
The museum appointed a new keeper for the rare exhibition.