تَفاعُل

A fall in the amount, level, or number of something; the opposite of an increase.

A statement about what you think will happen in the future, often based on data or evidence.

The action of proving something to be true, or evidence that establishes a fact. It is crucial in scientific research and legal contexts.

Done or happening without a specific plan, purpose, or pattern. Often used in statistics to describe sampling methods.

The degree of compactness of a substance; in geography, the number of people or things in a specific area.

The amount or number of something that can be measured or counted. A fundamental word for IELTS Task 1 data description.

The state of being connected or linked together in a logical or physical way. It describes how parts of a system or an argument depend on each other.

The capacity to have an effect on the character, development, or behavior of someone or something, or the effect itself.

The act of overlapping or entering into another's space or domain. It can refer to physical overlapping, radio interference, or overlapping responsibilities.

The systematic investigation into and study of materials and sources in order to establish facts and reach new conclusions.