user of professional service. People paying for professional services.

think carefully about.

Activities or subjects one enjoys doing or learning. To make someone want to know about something.

estimate similarity or dissimilarity between.

having paid employment. action of doing work. To bring into a specific state of success.

In good condition physically, or financially; well.

Addition or change that makes something better.

To regularly pay to receive a service.

Best liked or most enjoyed. A thing that someone likes best or enjoys most.

Set of questions in a text book. To work out to become stronger and healthier.

minimum or starting point used for comparisons.

showing signs of nervous tension or tiredness. To remove the water from (food) using a colander.

Method or route used for sending or getting things. To send (e.g. money) to a certain place or person.

Relief from sadness, suffering or trouble. To free someone from a responsibility or burden.

scientist who studies causes and effects of diseases.