better or more important than others:
special
a very high overhanging of rock
cliff
an opening in the side of a hill or cliff:
cave
land that is always wet and often covered with water:
swamp
a big body of water surrounded by land:
lake
a large flow of water that goes into an ocean or a lake:
river
a flow of water that is smaller than a river:
stream
a track that is made for people to walk or ride on:
path
to walk a long distance for exercise or for fun:
hike
having leaves that remain green all year:
evergreen
a group of tents or cabins:
camp
to live for a short time in a camp or outdoors:
camping
