investigator; inquisitor; hearing officer; magistrate
Refers to an official who conducts hearings, investigations, or interrogations, often in a legal, administrative, or historical context. The specific role varies by system (e.g., ecclesiastical inquisitor, administrative hearing officer).
The hearing officer took detailed testimony from the witness.
中世の異端審問官は厳しい尋問を行った。
Medieval inquisitors conducted harsh interrogations.