descending vs lineage

descending

noun
  • A descent. 

adj
  • Ordered such that each element is less than or equal to the previous element. 

  • Moving or sloping downwards. 

  • Becoming lower in pitch. 

  • Causing a sequence to follow a descending order. 

lineage

noun
  • Descent in a line from a common progenitor; progeny; descending line of offspring or ascending line of parentage. 

  • A number of lines of text in a column. 

  • A fee or rate paid per line of text. 

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