Barbaric (adjective)

Crude, uncivilized, and savage in nature or behavior; lacking refinement or sophistication.

Origin:

From latin barbaricus, meaning 'foreign, non-roman, savage'.

Examples:

1. The conquerors were horrified by the barbaric practices of the indigenous people.
2. The city was sacked by a barbaric horde that showed no mercy to the inhabitants.
3. The barbarians burned the libraries and destroyed all the works of art, leaving behind a desolate wasteland.
4. The war was characterized by barbaric acts of violence and cruelty that shocked the world.
5. The people lived in fear of the barbaric raids that terrorized the countryside, destroying everything in their path.