xylothism
n.— «Xylothism is a disease and psychological disorder derived from the Greek words “xylon” for wood and “othism” for pushing. A xylothist is a derogatory description of a chess player gone wrong.» —“Pestaño: The exquisite torture in playing chess” by Frank “Boy” Pestaño Sun Star (Cebu, Philippines) Aug. 4, 2006. (source: Double-Tongued Dictionary)