Gnu Collaboartive International Dictionary of English: licensed under The Code Project Open License (CPOL)
Use "quick-wittedness" in a sentence
"A colourful exchange that relies on the quick-wittedness and ingenuity of both parties."
"David Tennant is best when conveying emotion, which he does very well, and when being intellectually playful; the relish with which he demonstrateshis quick-wittedness and superior intellectapproaches pure brilliance."
"However your woding was a trifle ambiguous and it is not impossible that when YOU re-read your own post to check, you spotted a slippery escape route by which to plead misinterpretation - but even if that were so - then you deserve the point anyway for quick-wittedness and low cunning, so I concede willy-nilly!"