Answer:
1. Dialect - a form of speech that varies from the standard language
2. Ziggurat - a high tower with many stories, each one smaller than the one below
3. Indo-European - having to do with a group of related languages spoken in India, Western Asia, and Europe
4. Mesopotamia - an ancient country which is now Iraq
5. Indus Valley - the great valley located along the Indus River between India and Pakistan
6. Replenish - to fill again
7. Aryan - the ancient language from which Indo-European comes
Explanation: :)