acknowledgment vs funeral rite

acknowledgment

noun
  • A reward or other expression or token of gratitude. 

  • The act of a person admitting a child as their own. 

  • A response (ACK) sent by a receiver to indicate successful receipt of a transmission (See Wikipedia article on transmission). 

  • A recognition as genuine or valid; an avowing or admission in legal form. 

  • The act of recognizing in a particular character or relationship; recognition of existence, authority, truth, or genuineness. 

  • A formal statement or document recognizing the fulfillment or execution of a legal requirement or procedure. 

  • An expression of gratitude for a benefit or an obligation. 

  • A message from the addressee informing the originator that the originator's communication has been received and understood. 

  • The act of acknowledging 

funeral rite

noun
  • A custom or ceremony pertaining to the recently dead, such as a funeral, public burial, or the Greek custom of breaking clayen vessels on the grave or in front of the deceased's house. 

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