A primitive person refers to an individual who is believed to be uncivilized, uneducated, barbaric, or unsophisticated. It is quite challenging to find a single-word synonym for this term, but some common alternatives include aboriginal, indigenous, archaic, and primal. Others may use more derogatory terms like savage, uncivilized, or uncultured. It is important to note that such phrases and words can be quite offensive to certain communities, so it's best to use them with caution. We should strive to be more inclusive and respectful towards people from all backgrounds and cultures, regardless of their level of technological or social advancement.