eminence vs flat ground

eminence

noun
  • Someone of high rank, reputation or social status. 

  • Prominence in a particular order or accumulation; esteem. 

  • A protuberance. 

  • An elevated land area or a hill. 

  • A dark purple color. 

  • The quality or state of being eminent. 

  • eminence 

flat ground

How often have the words eminence and flat ground occurred in a corpus of books? (source: Google Ngram Viewer )