descent vs overwin

descent

noun
  • A falling upon or invasion. 

  • A particular extension of the idea of gluing. 

  • A sloping passage or incline. 

  • A drop to a lower status or condition; decline. 

  • Lineage or hereditary derivation. 

  • An instance of descending; act of coming down. 

  • A way down. 

overwin

noun
  • The win or winning of a game. 

verb
  • To overcome; gain one's point; exceed. 

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