Cascade Range vs Cascades

Cascade Range and Cascades both are nouns.

Word	Noun	Adjective	Verb	Adverb
Cascade Range	Yes	No	No	No
Cascades	Yes	No	No	No

As nouns, Cascade Range and Cascades are synonyms defined as:

Cascade Range and Cascades: a mountain range in the northwestern United States extending through Washington and Oregon and northern California; a part of the Coast Range

Other synonyms of Cascade Range include Cascade Mountains.

Cascade Range (noun)	Cascades (noun)
a mountain range in the northwestern United States extending through Washington and Oregon and northern California; a part of the Coast Range	a mountain range in the northwestern United States extending through Washington and Oregon and northern California; a part of the Coast Range