Hidden behind the Banasuran mountains, the tribals still lead a primitive existence.

They lead a primitive tribal existence on various moons and asteroids.

For now, the cost of maintaining even a primitive existence is high.

He was tired of primitive existence and longed once more to go out and prove himself by great deeds.

They had remained in the security of their primitive existence as generations passed, each one setting them more firmly into their ways.

Before her species became spacefarers, they lived what we at first glance would call a primitive existence.

As the city passed on, they would have to revert to their former primitive existence, the city meanwhile having taken of the people's best.

"There is no need to consider the basis of even a most primitive existence any longer," he replied.

Although set in the present, the movie evokes a primitive existence that really hasn't changed much over the last half-century.

Some people still live a primitive existence in the part of the town that does not flood.