"old civilization" is correct and usable in written English.
For example, "The ruins of the old civilization were discovered in the deep jungle."
"We are an old civilization.
That is the curse of an old civilization.
To a 5,000 year old civilization, Americans are punks with big guns.
That's because we'd most likely find a very old civilization, not a young one.
Foreigners must "blend in with the national community because we are an old civilization," Ms. Le Pen said.
In the 19th century, ethnographers realized that virtually every old civilization had some kind of flood myth in its literature.
It's more about old civilizations and tribes -- Native Americans.
They're big, old civilizations that have strong senses of nationalism and self-determination and they have a big weight on the international scene.
He made substantive and theoretical contributions to the archaeology of the Americas and to comparative studies with the old civilizations of other continents.
Instead, they only see old civilizations (Persia, Turkey, Egypt), old faiths (Shiites, Sunnis and Hindus), and old peoples (Pashtuns, Tajiks, Jews and Arabs) — all interacting within long-set patterns of behavior.
These are the real enemies we are facing and none of these can be subjugated by the old civilizations……And I am convinced that the old traditions will not be lost even when we take extreme view of the need for modernization, because civilizations are conservative by their nature.
