The term FRENCH RIVER OR DEPARTMENT can be broken down into six solutions: OISE (4 letters), ISERE (5 letters), EURE (4 letters), AUBE (4 letters), ORNE (4 letters), and AIN (3 letters). OISE is a river in northern France, while ISERE is a river in the east of the country. EURE is a river in Normandy, and AUBE is a department in the Grand Est region. ORNE is a department in Normandy, and AIN is a department in the Auvergne-Rhône-Alpes region. Finally, ALLEGRO is a river in the Loire Valley. All of these solutions are located in France.