Answer:
A thin strip of land that connects two larger land masses
Isthmus
2 . Of two languages or cultures
Bicultural
3 . Concerning a people who move from place to place
Nomadic
4 . Of many cultures
Multicultural
5 . A shortage of food that results in people dying of starvation
Famine
6 . A heavily populated urban area
Megalopolis
7 . Native
Indigenous
8 . The integration of world economies or cultures
Globalization