business vs perspicacity

business and perspicacity both are nouns.

Word	Noun	Adjective	Verb	Adverb
business	Yes	No	No	No
perspicacity	Yes	No	No	No

business (noun)	perspicacity (noun)
the principal activity in your life that you do to earn money	the capacity to assess situations or circumstances shrewdly and to draw sound conclusions
the activity of providing goods and services involving financial and commercial and industrial aspects	intelligence manifested by being astute (as in business dealings)
the volume of commercial activity
incidental activity performed by an actor for dramatic effect
an immediate objective
a rightful concern or responsibility
a commercial or industrial enterprise and the people who constitute it
customers collectively
business concerns collectively