There are several synonyms for the term "National Volunteers Association." Some of these include "National Volunteer Group," "National Volunteer Organization," "National Volunteer Society," and "National Volunteer Coalition." These terms all describe organizations that focus on bringing together volunteers from across the country to work towards a common goal. National volunteer associations are often involved in a variety of different activities, including disaster relief efforts, community service projects, and activism. Whatever the specific focus of a national volunteer association may be, these organizations provide an important platform for people to come together and make a positive impact on their communities and the world around them.