CCNAV SOUTH is an abbreviation that stands for "Cruise Control Naval South", a term related to maritime operations. While there are no direct synonyms for this specific term, alternative phrases or related concepts could be used to convey a similar meaning. One option might be "Maritime Autopilot Southern", which emphasizes the automatic navigation system used in naval operations. Other related terms could include "Naval Cruise Control Southern Region" or "Southbound Naval Autopilot", which convey the idea of controlling the direction and speed of a naval vessel in the southern part of a given region.