Call and Purchase order

Call noun - A natural vocal sound made by an animal.

Purchase order and call are semantically related. In some cases you can use "Purchase order" instead a noun "Call".

Nearby Words: calling, called, caller, callback, callable

Purchase order noun - A commercial document used to request someone to supply something in return for payment and providing specifications and quantities.

Call and purchase order are semantically related. You can use "Call" instead a noun phrase "Purchase order".