belligerent vs serviceman

belligerent

noun
  • A state or other armed participant in warfare 

adj
  • Eager to go to war, warlike. 

  • Engaged in warfare, warring. 

  • Of or pertaining to war. 

  • Uncooperative. 

  • Aggressively hostile, eager to fight. 

  • Acting violently towards others. 

serviceman

noun
  • A man who serves in the armed forces. 

  • A person, especially a man, employed in service and maintenance of equipment. 

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