father or mother. Person's, animal's mother and father. be parent to.

To do something without stopping, or after pausing.

To gain knowledge by doing things.

substance used to stimulate production of antibodies and provide immunity against diseases.

maintenance of law and order by police force. To control an area, or group with a police force.

1,000,000.

person who watches or notices. People whose job it is to watch or notice things.

make suffering, deficiency, or problem less severe.

each of four equal or corresponding parts into which something is or can be divided. The places a soldier lives for a short time. To split something into four equal parts.

cause, explanation, or justification for action or event. Explanations for why some things occurred or was done. To think and make conclusions in a logical manner.

Force, weight when pressing against a thing. To persuade or force someone to do something.

person or organization that employs people. People or firms that hire workers.

Vehicle used to take soldiers to other places. take or carry people or goods from one place to another by means of vehicle or ship.

blown by wind with great force. control and operation of motor vehicle. To push or hit an object into something else.

To consider something as important or special.