aiding vs subalternate

aiding

noun
  • The act of one who aids or assists. 

subalternate

noun
  • A particular proposition, as opposed to a universal one. 

adj
  • Succeeding by turns; successive. 

  • Subaltern; inferior; subordinate. 

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