German vs Deutschland

German and Deutschland both are nouns.

Word	Noun	Adjective	Verb	Adverb
German	Yes	Yes	No	No
Deutschland	Yes	No	No	No

German (noun)	Deutschland (noun)
the standard German language; developed historically from West Germanic	a republic in central Europe; split into East Germany and West Germany after World War II and reunited in 1990
a person of German nationality

German (adjective)	Deutschland (adjective)
of or pertaining to or characteristic of Germany or its people or language