rondeau / rondo [ˈrɒndoʊ]
rondeau – n. – a short poem from medieval times consisting of 13 octosyllablic lines, in which only two rhymes are employed throughout
rondo – n. music – 1. a piece with a formal structure where the leading theme returns between sections and as the final movement to complete the composition; 2. a gambling game where balls are propelled in rapid succession towards the corner holes on a billiard table