apish vs simian

apish

adj
  • resembling or characteristic of an ape 

simian

adj
  • Bearing resemblance to an ape. 

  • Of or pertaining to apes; apelike. 

noun
  • An ape or monkey, especially an anthropoid. 

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