Spanish vs Spanish people

Spanish and Spanish people both are nouns.

Word	Noun	Adjective	Verb	Adverb
Spanish	Yes	Yes	No	No
Spanish people	Yes	No	No	No

As nouns, Spanish and Spanish people are synonyms defined as:

Spanish (noun)	Spanish people (noun)
the Romance language spoken in most of Spain and the countries colonized by Spain	the people of Spain
the people of Spain

Spanish (adjective)	Spanish people (adjective)
of or relating to or characteristic of Spain or the people of Spain