1. (noun) someone who asks a question

• asker
• enquirer
• querier
• questioner

1. (noun) someone who asks a question

• canvasser
• headcounter
• poll taker
• pollster
• cross-examiner
• cross-questioner
• examiner
• quizzer
• tester
• inquisitor
• interrogator
• interviewer

1. (noun) someone who asks a question

• speaker
• talker
• utterer
• verbaliser
• verbalizer

1. (noun) someone who asks a question

• ask
• ask
• ask
• enquire
• enquire
• enquire
• inquire
• inquire
• inquire
• ask
• ask
• enquire
• inquire
• investigate
• query
• query
• question
• question