Useful
Useful is an adjective that describes something or someone that is beneficial, practical, or advantageous in a particular situation. It is often used to evaluate the value or worth of an object, action, or person. Something useful is typically designed or intended to serve a purpose or meet a need. For example, a useful tool is one that effectively performs its intended function, such as a hammer for driving nails or a screwdriver for tightening screws. In a broader sense, useful can also refer to people who are helpful, supportive, or beneficial to others, such as a useful friend or a useful colleague.
The concept of usefulness is subjective and can vary depending on the context and the individual's perspective.
In summary, useful is a term that describes something or someone that is beneficial, practical, or advantageous.