allow vs downlink

allow

verb
  • To not bar or obstruct. 

  • To render physically possible. 

  • To grant, give, admit, accord, afford, or yield; to let one have. 

  • To acknowledge; to accept as true; to concede; to accede to an opinion. 

  • To grant license to; to permit; to consent to. 

  • To grant (something) as a deduction or an addition; especially to abate or deduct. 

  • To take into account by making an allowance. 

  • To decide (a request) in favour of the party who raised it; to grant victory to a party regarding (a request). 

downlink

verb
  • To transmit a signal from a satellite to a terrestrial receiving station. 

noun
  • Transmission of data from a network, usually wireless, to the user. 

  • The transmission of a signal from a satellite to a receiving station on earth; or the means of this transmission. 

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