Off the ship refers to the act of disembarking or getting off a vessel. There are several synonyms that can be used for this phrase, including alight, debark, disembark, dismount, and unload. Each of these words conveys the same meaning of leaving a ship, but they may have slightly different connotations depending on the context. For example, dismount is often used when referring to getting off a horse, while disembark is more commonly used for larger boats or ships. Regardless of the synonym used, the important thing is to convey the idea of leaving the ship safely and efficiently.