the  Wuji  無極 "Without Ultimate".  Taiji  is best known in the West from the name  Taijiquan  (or  T'ai chi ch'uan ) 太極拳 "Supreme Ultimate Fist". Chinese   taiji   太極  is a  compound  of  tai   太  "great; grand; supreme; extreme; very; too" (a superlative variant of  da   大 "big;