Warring States vs Zhou

Warring States

name
  • The era in ancient Chinese history following the Spring and Autumn period and concluding with the first imperial unification of China under the Qin dynasty (c. 475 BC to 221 BC). 

  • The era in ancient Japanese history of social upheaval and military conflict known as the Sengoku period that came to an end under the unification of the Tokugawa shogunate (c. 1467 – c. 1603). 

Zhou

name
  • The era of Chinese history during which this dynasty ruled 

  • A dynasty of rulers over this people, who conquered the Shang kingdom and nominally ruled China until their conquest by Qin in the 3rd century BC 

  • A surname. of Chinese origin. 

  • Various regions of ancient China occupied by this people, including the Fen and Wei valleys 

  • The realm of this dynasty, surrounding the Yellow River 

  • The valley of the Luo and Yi Rivers during the Eastern Zhou dynasty 

  • The short-lived dynasty declared by Wu Zetian during the Tang 

noun
  • A people of ancient China. 

How often have the words Warring States and Zhou occurred in a corpus of books? (source: Google Ngram Viewer )