Official – Confoederatio Helvetica (Latin) Used as principle official government name.
Official – Confédération Suisse (Français)
Official – Schweizerische Eidgenossenschaft (Deutsch)
Official – Confederazione Svizzera (Italiano)
Official – Confederaziun Svizra (Romansh)
Other – die Schweiz (shh-vy-tz) (Deutsch)
Other – la Suisse (swees) (Francais)
Other – Svizzera (swee-zair-a) (Italiano)
Other – Svizra (sweez-ra) (Romansh)
Citizens – Schweizer (Male) or Schweizerin (Female) Deutsch; Suisse (Male) or Suissesse (Female) Francais; Svizzero (Male) or Svizzera (Female) Italiano.
Capital – Zurich (sometimes written Züri) (Zoor-ick)
Languages – Deutsch (German), Francais (French), Italiano (Italian), Romansh (limited official status – Romansh is the local langauage of the eastern Swiss cantons) – Latin is used in the official national name to avoid favoring any of the three co-equal languages.

“The German spoken in Switzerland is predominantly a group of dialects that are almost unintelligible to Germans and are collectively known as Swiss German, but written communication and broadcasts typically use standard German. Swiss French and Swiss Italian differ far less from their counterparts in France and Italy, respectively.” (http://en.wikipedia.org/wiki/Switzerland)