offer vs send off

offer

verb
  • To present (something) to God or gods as a gesture of worship, or for a sacrifice. 

  • To present in words; to proffer; to make a proposal of; to suggest. 

  • To put in opposition to; to manifest in an offensive way; to threaten. 

  • To happen, to present itself. 

  • To place at someone’s disposal; to present (something) to be either accepted or turned down. 

  • To place (something) in a position where it can be added to an existing mechanical assembly. 

  • To propose or express one's willingness (to do something). 

  • To bid, as a price, reward, or wages. 

noun
  • An invitation to enter into a binding contract communicated to another party which contains terms sufficiently definite to create an enforceable contract if the other party accepts the invitation. 

  • Something put forth, bid, proffered or tendered. 

  • A proposal that has been made. 

send off

verb
  • To provide a celebration for someone who is leaving; give a sendoff. 

  • To show someone a red card, and dismiss them from the playing area. 

  • To send; to dispatch. 

  • To emit; to emanate. 

noun
  • farewell party 

  • funeral or memorial service 

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