purchase

As nouns the difference between purchase and product

is that purchase is (obsolete) the act or process of seeking and obtaining something (eg property, etc) while product is a commodity offered for sale.

As a verb purchase

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

As nouns the difference between expenditure and purchase

is that expenditure is act of expending or paying out while 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.

In obsolete|lang=en terms the difference between invest and purchase

is that invest is (obsolete) to put on (clothing) while purchase is (obsolete) the act or process of seeking and obtaining something (eg property, etc).

As verbs the difference between invest and purchase

is that invest is (dated) to clothe or wrap (with garments) while purchase is to pursue and obtain; to acquire by seeking; to gain, obtain, or acquire.

As nouns the difference between invest and purchase

is that invest is (meteorology) an unnamed tropical weather pattern "to investigate" for development into a significant (named) system