I tend to define a Shylock as a ruthless, haughty person of low character. You can use the WS designation as far as you care to take it ... I have no idea whether you lend money as usurious rates.
You ought to just man up to blowing the comeback line. Denial is not a river in Egypt, Caiaph . . . er, MHG. And again, thank you for the imitation. It shows you either really care or just lack creativity for your own snappy comeback. I'll let the readers decide which it is.