codicillary vs unconditional

codicillary

adj
  • Of or pertaining to a codicil. 

unconditional

noun
  • That which is not conditional. 

  • A conditional-like structure expressing that the consequent holds true regardless of the particular value of the antecedent. 

adj
  • Absolute; without conditions, limitations, reservations or qualifications. 

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