contemporary vs thematic

contemporary

adj
  • Modern, of the present age (shorthand for ‘contemporary with the present’). 

  • From the same time period, coexistent in time; contemporaneous. 

noun
  • Someone or something living at the same time, or of roughly the same age as another. 

  • Something existing at the same time. 

thematic

adj
  • Relating to, or having a theme (“subject”) or a topic. 

  • Relating to a melodic subject. 

  • Of or relating to a theme (“subdivision of the Byzantine empire”). 

  • Of a word stem, ending in a vowel that appears in or otherwise influences the noun or verb's inflection. 

noun
  • A postage stamp that is part of a thematic collection. 

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