act or process bringing change. Acts of making or becoming something else. To exchange one kind of money for another.

The cars or vehicles on the road. deal or trade in something illegal.

Fact of increasing; amount something grows by. To make or become larger in size or amount.

perhaps.

To make as effective as possible.

example of improving or being improved. Additions or changes that make something better.

for reason that.

No more and no less than; precisely.

flowing naturally or supplied to building through pipes and taps. action or movement of runner. To manage or operate a business.

Changing something from one state to another.

user of professional service. People paying for professional services.

Person establishing an organization, school etc.. (Of a ship) To be sinking after hitting rocks.

Space at the top of the stairs in a house/building. To obtain or get something that you wanted.

Not gay; heterosexual. in straight line. part of something that is not curved.

The business of making companies and products well-known. Poster, TV, film showing advantages of new product. To show how good a product is, to make people buy.