1. Sanskrit (ca. 1500 BCE)
2. Akkadian (ca. 2300 BCE)
3. Egyptian (ca. 3100 BCE)
4. Chinese (ca. 1500 BCE)
5. Hebrew (ca. 1000 BCE)
6. Greek (ca. 800 BCE)
7. Latin (ca. 600 BCE)
8. Arabic (ca. 500 CE)
9. English (ca. 500 CE)
10. Spanish (ca. 1000 CE)