1) an animal able to live both on land and in water (amphibian)

2) the military forces of a country organized for fighting on land (army)

3) (the fur of) a kind of animal that lives on land and in water and makes dams across rivers (beaver)

4) a small, cold-blooded, jumping animal living in water and on land (frog)

5) a game during which players hit small, hard balls (with golf-clubs) into holes on land (called a golf-course or golf-links) (golf)

6) of or for soldiers, an army, war on land (military)

7) an animal like a frog that lives on land except when breeding (toad)

8) something with wheels and an engine, e.g. a car, lorry, van, bus etc, used for carrying things or people on land (vehicle)