admiration vs estimation

admiration

noun
  • A positive emotion including wonder and approbation; the regarding of another as being wonderful 

estimation

noun
  • Esteem or favourable regard. 

  • The process of making an estimate. 

  • The amount, extent, position, size, or value reached in an estimate. 

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