decenary vs decime

decenary

noun
  • A tithing. 

adj
  • Of or related to a tithing. 

  • Of or related to the number ten, (particularly) as a base of numeration. 

  • Containing or comprising ten items or units. 

decime

noun
  • A 10-centime coin, minted up to 1999 and bearing the same value. 

  • A French coin minted from 1795 to 1801 and from 1814 to 1815, valued at one-tenth of a franc. 

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