Svizzera vs Swiss Confederation

Svizzera and Swiss Confederation both are nouns.

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

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

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

Other synonyms of Svizzera include Schweiz, Suisse, Switzerland.

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