ferz

Noun

fers (plural ferses)

1. (historical) The medieval chess piece that developed into the modern queen.
   • With their introduction the fers and the alfil disappeared from European chess.1898 January, A. A. McDonald, “The Origin and Early History of Chess”, in Journal of the Royal Asiatic Society, volume 30, number 1, London: Royal Asiatic Society, →DOI, →ISBN, page 138
2. A fairy chess piece that moves one square diagonally.
   • In Monochromatic chess moves are only allowed between cells of the same colour. Thus the kings are reduced to ferses, the rooks to dabbabariders, and the knights to dummies. […] Another type of rider is the Mao which is the knight in Chinese chess. It makes its move in two steps, a noncapturing...2010 August 21, G. P. Jelliss, “Simple Chess Variants”, in Mayhematics, pages 4, 10

See all 3 meanings of fers