The future tense refers to the grammatical tense used to describe actions, events, or states that will occur in the future. However, there are several synonyms for the future tense that can be used to add variation to your writing or speech. One such synonym is the future progressive tense, which is used to describe an ongoing action that will happen at a specific time in the future. Another synonym is the future perfect tense, which is used to describe an action that will be completed by a particular point in the future. Additionally, the future perfect progressive tense is a synonym for the future tense that describes an ongoing action that will be completed at a specific point in the future.