affine vs dear

affine

noun
  • A relative by marriage. 

adj
  • Of or pertaining to a function expressible as f(⃑x)=A⃑x+⃑b (where A is a linear transformation and ⃑b is a constant), which, regarded as a transformation, maps parallel lines to parallel lines and finite points to finite points. 

  • Assigning finite values to finite quantities. 

  • Of two materials, having mutual affinity. 

verb
  • To refine. 

dear

noun
  • A beloved person. 

  • An affectionate, familiar term of address, such as used between husband and wife. 

  • A very kind, loving person. 

  • An elderly person, especially a woman. 

adv
  • Dearly; at a high price. 

adj
  • A formal way to start (possibly after my) addressing somebody at the beginning of a letter, memo etc. 

  • Loving, affectionate, heartfelt 

  • Loved; lovable. 

  • Precious to or greatly valued by someone. 

  • An ironic way to start (often after my) addressing an inferior. 

  • Lovely; kind. 

  • A formal way to start (often after my) addressing somebody one likes or regards kindly. 

  • High in price; expensive. 

  • Severe, or severely affected; sore. 

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