find the business meanings of these words

Outcome:something that results /a phenomenon that follows and is caused by some previous phenomenon
Overestimate:an appraisal that is too high
Rearrange:put into a new order or arrangement
Subcontractor:someone who enters into a subcontract with the primary contractor
Supermarket:a large self-service grocery store selling groceries and dairy products and household goods
Transport:the commercial enterprise of moving goods and materials
Underperform:(stock,etc.)perform too rarely(market price)
Unlimited:having no limits in range or scope
Activity:the state of being active/moving or acting rapidly and energetically