kujīnjibura (-jīnjibuye)     v    1. to question so strongly that one dares not deny again, 2. to prove to one that he's wrong
prove    kwāgiriza, kwerekana, guhinyuza, kujījūra
(that a drink is not poisoned) kurogoza
(to one that he's wrong) kujīnjibura
(a prove) icemezo
En-En dictionary 
question    (to ask) kubaza
(to ~ in sense of examine) gucaca
(to ~ carefully) gucunaguza, gucunaguriza
(to ~ so strongly that one dares not deny again) kujīnjibura
En-En dictionary