Ideas of a particular group. To have an idea, opinion or belief about something.

Very very tired out. To make a person feel very tired or without energy.

specialized cell transmitting nerve impulses. Nerve cells.

pay out money in buying or hiring goods or services.

Plan to achieve a desired result. determine size or amount.

Happening or being in the present time. Movement of water in a river, or air in the sky.

To eat or swallow something quickly.

in seated position. continuous period of being seated. To remain in a still position while being painted.

specialist newspaper or magazine. write in journal or diary.

person who is studying or has expert knowledge of one or more of natural or physical sciences. People who are trained in a science.

(of book etc.) prepared and issued for public sale. To prepare and make available a book magazine etc..

devotion of time and attention to gaining knowledge of academic subject. Rooms that a person studies or reads in. To focus on learning something usually at school.

in most essential respects.

Natural type of sugar found in fruits and plants.

Act of getting knowledge. To get knowledge or skills by study or experience.