university vs University of California at Berkeley

university and University of California at Berkeley both are nouns.

Word	Noun	Adjective	Verb	Adverb
university	Yes	No	No	No
University of California at Berkeley	Yes	No	No	No

university (noun)	University of California at Berkeley (noun)
establishment where a seat of higher learning is housed, including administrative and living quarters as well as facilities for research and teaching	a university in Berkeley, California
the body of faculty and students at a university
a large and diverse institution of higher learning created to educate for life and for a profession and to grant degrees