belligerent vs quarrelsome

belligerent

adj
  • Of or pertaining to war. 

  • Eager to go to war, warlike. 

  • Engaged in warfare, warring. 

  • Uncooperative. 

  • Aggressively hostile, eager to fight. 

  • Acting violently towards others. 

noun
  • A state or other armed participant in warfare 

quarrelsome

adj
  • Argumentative; fond of or prone to quarreling. 

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