open up vs sile

open up

verb
  • To rain. 

  • Synonym of cheat out (“to face or turn toward the audience more than would be natural”) 

  • To begin running, driving, travelling, etc., at maximum speed. 

  • To commence firing weapons. 

  • To open. 

  • To widen. 

  • To reveal oneself; to share personal information about oneself; to become communicative. 

sile

verb
  • To pour with rain. 

  • To go; pass. 

  • To flow down; drip; drop; fall; sink. 

  • To settle down; calm or compose oneself. 

  • To strain, as milk; pass through a strainer or anything similar; filter. 

  • To boil gently; simmer. 

noun
  • A column; pillar. 

  • A sieve. 

  • A young herring. 

  • The foot or lower part of a couple or rafter; base. 

  • A roof rafter or couple, usually one of a pair. 

  • A strainer or colander for liquids 

  • A beam; rafter; one of the principal rafters of a building. 

  • That which is sifted or strained, hence, settlings; sediment; filth. 

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