person who teaches something. People who teaches or explains usually as a job.

continuing or valid to final destination. From the beginning of something until the end. By a particular way or process; by the use of.

person or thing that is preferred to all others of same kind. The ones you like the best. record address of website or other data.

used for emphasis with following adjective functioning as adverb. Thing that is not yet known or named.

To own something.

something providing reason or stimulus to do something.

To advise or suggest that someone do something.

advantage or profit gained. Good results or effects, something advantageous. To have a good effect or be helpful.

Being what was wanted or needed. used to greet someone in polite or friendly way. instance or manner of greeting someone. To greet someone who has just arrived.

physical activity done for health and fitness. Physical activities to increase health and strength. To retain ability or practice your skills.

Not of the same kind; unlike other things.

Used to add new (often different) information.

Law, order, or principle that limits or controls.

having paid employment. action of doing work. To be functioning properly, e.g. a car.

In a way that shows you don't have much hope.