Answer: witty

AnswerCrossword Clue
WITTYGrouchoesque
WITTYQuick with a quip.
WITTYJocose.
WITTYCleverly amusing.
WITTYJocular.
WITTYSharp with words.
WITTYEpigrammatic.
WITTYQuick with the bon mot
WITTYHumorous
WITTYLike G.B.S. or Wilde
WITTYQuick with the comebacks
WITTYLike S. J. Perelman
WITTYSmart-mouthed
WITTYClever.
WITTYWaggish
WITTYSparkling
WITTYQuick with the zingers
WITTYSwift, in a way
WITTYQuick with the one-liners
WITTYQuick with a quip
WITTYAble to come back quickly
WITTYJocose
WITTYLike some of these clues
WITTYLike bon mots
wittyhaving or showing wit
wittyhumorously clever
WITTYDroll
WITTYMentally agile, in a way
WITTYClever in conversing
WITTYQuick
WITTYGood at repartee
WITTYClever
WITTYQuick with quips
WITTYFast, in a way
WITTYQuick with comebacks
WITTYLike members of the Algonquin Round Table
WITTYAmusingly clever
WITTYAdjective for Oscar Wilde
WITTYLike Oscar Wilde
WITTYLike Dorothy Parker