Difference between Shoal and Shallow

Shoal

Part of speech: noun

Definition: A large number of fish of the same species swimming together. A sandbank or sandbar creating a shallow. A large group of marine invertebrates or squid that move as a unit.

Part of speech: verb

Definition: To arrive at a shallow (or less deep) area. To cause a shallowing.

Shallow

Part of speech: adjective

Definition: Having little depth; significantly less deep than wide.Extending not far downward.Concerned mainly with superficial matters.Lacking interest or substance.

Part of speech: noun

Definition: A shallow portion of an otherwise deep body of water.

Part of speech: verb

Definition: To make or become less deep

Example sentence: It's a shallow life that doesn't give a person a few scars.