xylothism
n.β Β«Xylothism is a disease and psychological disorder derived from the Greek words βxylonβ for wood and βothismβ for pushing. A xylothist is a derogatory description of a chess player gone wrong.Β» ββPestaΓ±o: The exquisite torture in playing chess” by Frank βBoyβ PestaΓ±o Sun Star (Cebu, Philippines) Aug. 4, 2006. (source: Double-Tongued Dictionary)