There are numerous synonyms that can be used instead of the phrase "eye-sight navigation". Some of the most common synonyms include visual navigation, line of sight navigation, and dead reckoning navigation. In addition, there are numerous technical terms that can be used to describe the various methods used for navigating by sight, including long-range visual navigation, celestial navigation, and ground proximity warning systems. Regardless of the specific terminology employed, all of these methods are designed to help individuals navigate safely and accurately by relying on their own perceptions and observations, rather than on external sources of information. Whether traveling by sea, air, or land, eye-sight navigation is an essential tool for ensuring that people can reach their destinations safely and efficiently.