percontator
From LSJ
percontātor: (percunct-), ōris, m. id.,
I an asker, inquirer, Plaut. Men. 5, 5, 31: percontatorem fugito; nam garrulus idem est, Hor. Ep. 1, 18, 69.
percontātŏr,¹⁶ ōris, m. (percontor), questionneur : Pl. Men. 933 ; Hor. Ep. 1, 18, 69.