commendation vs salvo

commendation

noun
  • An award or recognition for performance; a medal. 

  • The act of commending; praise; favorable representation in words; recommendation. 

  • That which is the ground of approbation or praise. 

  • A message of affection or respect; compliments; greeting. 

salvo

noun
  • A salute paid by a simultaneous, or nearly simultaneous, firing of a number of cannon. 

  • An exception; a reservation; an excuse. 

  • A concentrated fire from pieces of artillery, as in endeavoring to make a break in a fortification; a volley. 

  • Any volley, as in an argument or debate. 

  • The combined cheers of a crowd. 

verb
  • To discharge weapons in a salvo. 

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