There are several synonyms for the term "un ships," which refers to vessels owned and operated by the United Nations. Some common synonyms include "UN vessels," "UN-owned boats," "UN-operated ships," and "UN-owned vessels." These terms are often used interchangeably in news articles, government documents, and other official publications. Other possible synonyms for UN ships might include "international fleet," "global navy," or "multinational maritime force," depending on the context. Regardless of the specific terminology used, UN ships are an important component of international humanitarian efforts, providing essential assistance and relief in crisis situations around the world.