QUESTIONER
inquirer, enquirer, questioner, querier, asker
(noun) someone who asks a question
Source: WordNet® 3.1
Etymology
Noun
questioner (plural questioners)
A person who asks questions, or who conducts an official enquiry.
Synonyms
• asker
• inquirer
• inquirist
• inquisitor
• interrogator
• interviewer
• querent
Anagrams
• requestion
Source: Wiktionary
Ques"tion*er, n.
Definition: One who asks questions; an inquirer. "Little time for idle
questioners." Tennyson.
Source: Webster’s Unabridged Dictionary 1913 Edition