Golden State vs Calif.

Golden State and Calif. both are nouns.

Word	Noun	Adjective	Verb	Adverb
Golden State	Yes	No	No	No
Calif.	Yes	No	No	No

As nouns, Golden State and Calif. are synonyms defined as:

Golden State and Calif.: a state in the western United States on the Pacific; the 3rd largest state; known for earthquakes

Other synonyms of Golden State include CA, California.

Golden State (noun)	Calif. (noun)
a state in the western United States on the Pacific; the 3rd largest state; known for earthquakes	a state in the western United States on the Pacific; the 3rd largest state; known for earthquakes