Mooncurser is a term used to describe someone who navigates by the light of the moon. There are several synonyms for this word, including lunar navigator, moonraker, and nocturnal wayfarer. Lunar navigator is an excellent alternative for mooncurser as it highlights the use of the moon for navigation. Moonraker is a term that is commonly used in folklore to describe a person who hunts or scours the fields at night. Nocturnal wayfarer is another term that can be used for mooncurser, as it describes someone who travels at night. All of these terms are excellent alternatives for mooncurser and can be used interchangeably depending on the context.