scathingly witty

The first and more general one is devoted to Cole Porter's observations and includes his scathingly witty "Most Gentlemen Don't Like Love."

CNN praised Kidman's "astounding range" and applauded the dialogue as "often sharp, scathingly witty, and displays a wry intelligence."

Like a slam dunk smash in tennis, or a sudden knockout in boxing, the ability to come up with a scathingly witty riposte to a rhetorical attack - to conjure a killer comeback - results in an instant win.

Igby Goes Down received positive critical reaction, with a 76% "fresh" rating on Rotten Tomatoes; the consensus states: "In the vein of The Catcher in the Rye, Igby Goes Down is scathingly witty and sharply observant" and a 72/100 on Metacritic.

The diminutive fellow was as much of a dandy as Harperus, and just as certain of the importance of his own opinions, but he was also scathingly witty, and his observations on some of the other Council members had T'fyrr doubled up in silent laughter more than once.