quick-wittedness vs quickness

quick-wittedness and quickness both are nouns.

Word	Noun	Adjective	Verb	Adverb
quick-wittedness	Yes	No	No	No
quickness	Yes	No	No	No

As nouns, quick-wittedness and quickness are synonyms defined as:

quick-wittedness and quickness: intelligence as revealed by an ability to give correct responses without delay

Other synonyms of quick-wittedness include mental quickness.

quick-wittedness (noun)	quickness (noun)
intelligence as revealed by an ability to give correct responses without delay	a rate that is rapid
	intelligence as revealed by an ability to give correct responses without delay
	skillful performance or ability without difficulty