Pre-know is a term used to describe the knowledge of something that will happen in the future. Synonyms for this term include foresight, prescience, anticipation, prediction, prophecy, and clairvoyance. These terms all refer to the ability to perceive or anticipate events before they occur. Foresight often involves strategic planning for the future, while prescience suggests a deep understanding of events that have not yet happened. Anticipation refers to the act of looking ahead, while prediction and prophecy both involve making statements or declarations about what is to come. Clairvoyance is a term often associated with supernatural or mystical abilities to see or perceive beyond the ordinary senses.