The phrase "a further" is often used to indicate additional elements or actions that are necessary to complete a specific task or goal. Some synonyms for this phrase include "another," "more," "extra," and "additional." These words are often used interchangeably with "a further" in a sentence to give emphasis to the importance of the extra element or action. When using synonyms for this phrase, it is important to consider the context of the sentence and the tone of the overall message to ensure that the correct synonym is used. Other synonyms for "a further" might include "yet another," "an additional," or "some more".