questionist
/ˈkwɛstʃ(ə)nɪst/noun
1A (habitual or systematic) questioner, specifically in theological matters. Now rare.
- In early use applied to certain Scholastic philosophers, such as Aquinas and Duns Scotus..
2At the universities of Cambridge and Harvard: an undergraduate in the last term before final examinations. Now historical.
Origin
Early 16th century; earliest use found in Rede Me and be nott Wrothe. From either question or question + -ist.