1 Verbs to Use for the Word wherefores

I was particularly struck with the very clear manner in which the lad under examination replied to the questions put to him, and I began to suspect it was merely something he had learnt by rote; but the professor dodged him about in such a heartless manner with his "whys" and his "wherefores," his "how do you knows" and "how do you proves," that I quite trembled for the victim.

1 Verbs to Use for the Word  wherefores