Word Network: required

A prerequisite is a requirement that must be fulfilled before a specific course can be taken or a particular task can be performed. It refers to a necessary condition that must be met in advance for something else to happen or exist.

A demand is a strong, firm request for something that is believed to be due or necessary. It can also refer to the desire of consumers for a particular product or service in an economic context.

A thing that is needed or wanted; a condition that must be met in order to achieve a specific goal or comply with a rule. In formal and academic settings, it often refers to a compulsory qualification or a mandatory standard of performance.

The state or fact of being required or indispensable. It refers to something that is absolutely essential or unavoidable, often implying a strong need or obligation.

To need something or make something necessary, often because of a rule or a specific purpose. It implies that without the specified thing, a task cannot be finished or a rule is not followed.

To require something because it is essential or very important.