How to Use "primitive" with Example Sentences

1. But some primitive marine plants are breaking the rules .
2. But one aim of science is to minimize such things , to reduce the number of primitive concepts or primitive explanations .
3. Thousands of migrant workers live in those villages , often in primitive conditions .
4. Estonian mythology is based on primitive animistic beliefs and is closely related to finnish mythology .
5. As a monetary system , it looks primitive .