When we want to express that we require something or have a need for it, we commonly use the phrase "have need of." However, there are numerous synonyms we can use to vary our language and sound more sophisticated. Some alternatives include "require," "need," "demand," "expect," "desire," "long for," "crave," "seek," "want," "hope for," and "yearn." Each of these words suggests a slightly different level of urgency or desire, so it's important to consider the context in which they are used. Regardless of which synonym we choose, it's important to communicate our needs in a clear and concise manner.