begin vs betime

begin

verb
  • To come into existence. 

  • To be in the first stage of some situation 

  • To start, to initiate or take the first step into something. 

noun
  • Beginning; start. 

betime

verb
  • To occur; betide. 

adv
  • Betimes. 

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