shoal vs body of water

shoal and body of water both are nouns.

Word	Noun	Adjective	Verb	Adverb
shoal	Yes	No	Yes	No
body of water	Yes	No	No	No

As nouns, body of water is a hypernym of shoal; that is, body of water is a word with a broader meaning than shoal:

shoal: a stretch of shallow water
body of water: the part of the earth's surface covered with water (such as a river or lake or ocean)

Other hypernyms of shoal include water.

shoal (noun)	body of water (noun)
a large group of fish	the part of the earth's surface covered with water (such as a river or lake or ocean)
a stretch of shallow water
a sandbank in a stretch of water that is visible at low tide

shoal (verb)	body of water (verb)
become shallow
make shallow