How to Use "arch" with Example Sentences

1. Pictured above is arch rock on mackinac island , michigan .
2. Often , the tops of a great wall guard post and an arch peek above the water line .
3. The third arch segment has been installed .
4. Last year the wto said that boeing 's arch rival airbus had received illegal aid from european governments .
5. This causes the arch of the foot to fall , which can lead to excruciating pain and difficulties walking .