Reservists are individuals who are specially trained and equipped to perform military duties when called upon. Synonyms for reservists include National Guard members, militia members, and auxiliary personnel. National Guard members are part-time soldiers who serve in their states' armies alongside full-time counterparts. Militia members are civilians who are called upon for military service during periods of national emergency. Auxiliary personnel are individuals who support military operations by performing tasks such as logistics, communications, and medical support. All of these synonyms for reservists play a critical role in supporting the military and ensuring that the nation remains safe and secure.