different vs obverse

different

adj
  • Not the same; exhibiting a difference. 

  • Distinct, separate; used for emphasis after numbers and other determiners of quantity. 

  • Various, assorted, diverse. 

  • Unlike most others; unusual. 

noun
  • The different ideal. 

adv
  • Differently. 

obverse

adj
  • Corresponding; complementary. 

  • Having the base, or end next to the attachment, narrower than the top. 

  • Turned or facing toward the observer. 

noun
  • A proposition obtained by obversion, e.g. All men are mortal => No man is immortal. 

  • The heads side of a coin, or the side of a medal or badge that has the principal design. 

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