allow vs welcome

allow

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

  • To not bar or obstruct. 

  • To render physically possible. 

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

  • 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). 

welcome

verb
  • To accept something willingly or gladly. 

  • To affirm or greet the arrival of someone, especially by saying "Welcome!". 

intj
  • Greeting given upon someone's arrival. 

adj
  • Whose arrival is a cause of joy; received with gladness; admitted willingly to the house, entertainment, or company. 

  • Producing gladness. 

  • Free to have or enjoy gratuitously. 

noun
  • The utterance of such a greeting. 

  • The act of greeting someone’s arrival, especially by saying "Welcome!"; reception. 

  • Kind reception of a guest or newcomer. 

  • The state of being a welcome guest. 

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