The term AAR is an acronym for the German word 'Allgemeine Aufbau- und Rechtsordnung', which translates to 'General Structure and Legal Order'. The two crossword solutions, BERN (4 letters) and BERNE (5 letters), refer to the capital city of Switzerland, BERN. BERN is the fourth most populous city in Switzerland and is the de facto capital of the country. It is also the seat of the Swiss federal government and the canton of BERN.