a noble failure!

Waitress taking my order: Such arrogance! Not only do you presume to boast under the guise of being humble, but your order employs the most decadent of linguistic excesses - the tautology!

My date, who until recently thought "tautology" referred to the study of tensile strengths and upon learning her mistake compensated by reading through its Wikipedia article: That would be more correctly identified as a "pleonasm".

The editor I hired to curate my posts who styles himself as a sort of scheming court advisor: My liege, this one is getting away from us. The punchline loses much of its impact when the rest of the joke is derailed by this increasingly self-indulgent meta humour. Were it up to me, your Grace, which of course it is not, I would cut the others and leave myself as the only supporting character. You need noone else, Your Majesty...