1.
lake
A large body of water surrounded by land. Bigger than a pond (池).
湖 refers to a lake - a large body of water surrounded by land.
ETYMOLOGY:
Composed of 水 (water) + 海 (sea), literally "water-sea."
SIZE DISTINCTION:
- 湖: lake (large)
- 池: pond (small)
- 沼: marsh, swamp
COMMON COLLOCATIONS:
- 湖の畔: lakeside
- 湖を一周する: to go around the lake
- 湖で釣りをする: to fish in a lake
FAMOUS JAPANESE LAKES:
- 琵琶湖: Lake Biwa (largest in Japan)
- 河口湖: Lake Kawaguchi (near Mt. Fuji)
- 十和田湖: Lake Towada
NOTE:
Lake names often use ~湖 suffix: 琵琶湖, 河口湖.