acquisite

As adjectives the difference between acquisite and requisite

is that acquisite is (obsolete) acquired while requisite is essential, required, indispensable.

As a noun requisite is

an indispensable item; a requirement.

As an adjective acquisite

is (obsolete) acquired.

As a verb acquire is

to get.

In obsolete terms the difference between purchase and acquisite

is that purchase is the act or process of seeking and obtaining something (e.g. property, etc. while acquisite is acquired.

As a noun purchase

is the act or process of seeking and obtaining something (e.g. property, etc..

As a verb purchase

is to pursue and obtain; to acquire by seeking; to gain, obtain, or acquire.

As an adjective acquisite is

acquired.