compliment vs hail

compliment

verb
  • To pay a compliment (to someone); to express a favourable opinion (of someone). 

noun
  • An expression of praise, congratulation, or respect. 

  • Complimentary language; courtesy, flattery. 

hail

verb
  • To greet; give salutation to; salute. 

  • To signal in order to initiate communication with. 

  • To send or release hail. 

  • Of hail, to fall from the sky. 

  • To name; to designate; to call. 

  • To pour down in rapid succession. 

  • To call out loudly in order to gain the attention of. 

  • To indicate, from a designated stop or otherwise, to the driver of a public transport vehicle that one wishes to board and travel on the vehicle, usually using hand signals such as waving. 

noun
  • An occurrence of this type of precipitation; a hailstorm. 

  • A rapid, intense barrage by a large number of projectiles or other objects. 

  • Balls or pieces of ice falling as precipitation, often in connection with a thunderstorm. 

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