coadjuvant vs disobliging

coadjuvant

adj

  • cooperating 

noun

  • An adjuvant. 

disobliging

adj

  • Not obliging; not making an effort to respect the needs and wishes of others; unaccommodating. 

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