Romansh language the most comprehensive collection of Romansh words, which can also be used in the idioms with the necessary phonetic shifts. The signatories of "Pro Rumantsch" stress that Romansh needs both the idioms and Rumantsch Grischun if it is to improve its chances in today's communication society. In Switzerland, official language use is governed by the "territorial principle": Cantonal law determines which of the four national languages enjoys official status in which part of the territory. Only the federal administration is officially quadrilingual. Romansh is an official language at the federal level, one of the three official languages of the Canton
Romansh language is a person or an animal, with "a", as in "test vis a Peider?" "did you see Peter?", "eau d'he mno a spass al chaun" "I took the dog out for a walk", but "hest vis la baselgia?" "did you see the church?". No systematic synchronic description of Romansh vocabulary has been carried out so far. Existing studies usually approach the subject from a historical perspective, taking particular interest in pre-Roman substratum, archaic words preserved only in Romansh, or in loan words from German. A project to compile together all known historic and modern Romansh vocabulary is the Dicziunari Rumantsch