Schweiz vs Swiss Confederation

Schweiz and Swiss Confederation both are nouns.

Word	Noun	Adjective	Verb	Adverb
Schweiz	Yes	No	No	No
Swiss Confederation	Yes	No	No	No

As nouns, Schweiz and Swiss Confederation are synonyms defined as:

Schweiz and Swiss Confederation: a landlocked federal republic in central Europe

Other synonyms of Schweiz include Suisse, Svizzera, Switzerland.

Schweiz (noun)	Swiss Confederation (noun)
a landlocked federal republic in central Europe	a landlocked federal republic in central Europe