Vulnerable populations refer to groups that are susceptible to negative health outcomes due to various social, economic, environmental, and geographical factors. These groups often have limited access to healthcare, education, and other essential services. Synonyms for vulnerable populations include disadvantaged communities, marginalized groups, underserved populations, socially disadvantaged individuals, at-risk groups, socially excluded individuals, and isolated communities. Each of these terms highlights aspects of vulnerability, ranging from social exclusion to limited access to resources. Whether discussing poverty, homelessness, or geographic isolation, the synonyms for vulnerable populations draw attention to the unique challenges faced by these communities. It is essential that policies and programs are in place to help empower vulnerable populations and promote equity and inclusion.