subalternate vs subservient

subalternate

adj
  • Subaltern; inferior; subordinate. 

  • Succeeding by turns; successive. 

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

subservient

adj
  • Useful in an inferior capacity. 

  • Obsequiously submissive. 

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