Riding light is a term used to describe sailing vessels with minimal cargo or passengers onboard. There are several synonyms for the phrase riding light, each with its unique meaning. These synonyms include "sailing light," "ballast-free," "unburdened, "unencumbered," and "easily navigable." These phrases indicate a vessel that is light and responsive to the wind and the waves. They suggest a nimble and agile ship, able to sail smoothly through the water with ease. In contrast, the opposite of riding light would be "laden" or "burdened," suggesting a vessel that is heavy, difficult to handle, and possibly struggling to stay afloat.