There are many synonyms for the phrase "equal to the need", which means something or someone that is able to meet or match the requirements of a certain situation. Some of the possible synonyms include capable, sufficient, suitable, appropriate, adequate, competent, qualified, up to par, up to scratch, up to snuff, up to the task, fitting, and appropriate. Other related terms might include effective, applicable, relevant, important, necessary, and essential. Whether you are talking about a person who is needed to fulfill a certain role or a tool or resource that is required to complete a task, it is important to find something that is equal to the need in question in order to achieve success.