inquirer
/ɪnˈkwɪrər/Definitions
1. noun
A person who inquires or asks questions, especially about a matter of public interest or concern.
“The journalist acted as an inquirer, seeking out information about the local government’s spending habits.”
2. noun
A person who is seeking or investigating something, especially a truth or a fact.
“The detective was an inquirer, trying to piece together the clues of the crime.”