Primitive (adjective)

1. Of or relating to an early stage of development or evolution; primeval; basic.
2. Characteristic of or belonging to a preliterate, nonindustrial society; simple; unsophisticated.
3. Crude or rudimentary; not advanced in technique or technology.

Origin:

From latin primitivus, from primus.

Examples:

1. The primitive technology used by early humans included stone tools and fire.
2. The primitive art of the indigenous tribe was admired for its simplicity and authenticity.
3. The primitive living conditions in the remote village lacked basic amenities like electricity and running water.