To control or handle something, such as a machine.

programs and other operating information used by computer.

unwelcome or harmful matter. Questions to show understanding of a math concept.

To support or be in agreement with something. To care about/understand the problems of others.

To take place or occur.

small waterfall. pour downwards rapidly and in large quantities.

To help someone learn or do something.

thing characteristic of its kind. Things, people, which represent a category. be illustrated or exemplified.

take part in fight, either as sport or in earnest, that involves grappling with one's opponent and trying to throw or force them to ground.

action of staying where one is or delaying action until particular time or event. To remain in a place until a thing happens.

Being sympathetic. ability to understand something. To know the meaning of language, what someone says.

Thing that has been asked for. To ask for, usually politely and formally.

Reaction to something that has occurred.

in space separating things. at, into, or across space separating things.

individual fact or item. Small parts of some things; tiny facts. describe fully.