quizmaster
/ˈkwiːzmæstr/Definitions
1. noun
a person who administers or conducts a quiz or test, especially in a competition or game show.
“The quizmaster presented the contestants with a challenging question about history.”
2. noun
a person who creates and conducts quizzes or tests, often as a hobby or profession.
“The quizmaster had been creating trivia questions for years and had become a well-known expert in the field.”