There are several synonyms for the term "uncrewed vehicle" which are commonly used in various contexts. One popular synonym is "drone" or "unmanned aerial vehicle" which refers to a remotely controlled aircraft that can be used for military, commercial or recreational purposes. Another synonym is "robotic vehicle" which describes a machine with the capability to perform tasks without human intervention. The term "autonomous vehicle" is also commonly used to describe vehicles that are capable of operating without any human input. Other synonyms include "unmanned ground vehicle", "unmanned surface vehicle" and "remotely operated vehicle". These synonyms are often used interchangeably depending on the specific type of vehicle being referred to.