What is another word for rearguard?
Pronunciation: [ɹˈi͡əɡɑːd] (IPA) 
Rearguard is a term that generally denotes the defenders of an army who cover the rear of a group and protect against any attacks from behind. Synonyms for rearguard include "rear defenders," "rear defenders," "back guard," and "defensive rear." Other alternatives include "rear protection," "rear security," or "rear cover." These terms are often interchangeable, depending on the context in which they are used. In everyday language, "rear protection" or "rear cover" may be used more frequently, as they can be more generally applied to any situation where something or someone is providing protection or guarding from the rear. However, in a military context, more specific synonyms such as "rear defenders" or "back guard" would be more appropriate.
