REPARTEE

n. witty response, clever reply; quick and witty conversation

There are tree educational institutions abbreviated as WIT:Wentworth Institute of Technology in Boston, Massachusetts, United StatesWessex Institute of Technology in Hampshire, United KingdomWaterford Institute of Technology in Waterford, Irelandand a Belgian-Dutch direct democracy movement:Werkgroep Implementatie Tijdsgeest / Democratie.NuWIT is the ticker symbol for Wipro Technologies, India.
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Wit is a form of intellectual humour. A wit is someone skilled in making witty remarks. Forms of wit include: the quip and the repartee.
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Noun
1. adroitness and cleverness in reply
(hypernym) wit, humor, humour, witticism, wittiness
(hyponym) banter, raillery, give-and-take, backchat

(v. i.)
To make smart and witty replies.
  

(n.)
A smart, ready, and witty reply.
  

    repeater