dreamlike vs oneiric

dreamlike

adj
  • Like something from a dream; having a sense of vagueness, insubstantiality, or incongruousness. 

oneiric

adj
  • Of or pertaining to dreams. 

  • Resembling a dream; dreamlike. 

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