書かき起おこす

godan verb (-su), transitive verb

start writing; begin to write

Used when beginning to write something such as a book, letter, or document. Emphasizes the act of putting pen to paper or starting composition.

• 彼かれは新あたらしい小しょう説せつを書かき起おこした。

  He started writing a new novel.

• 手て紙がみを書かき起おこす前まえに、何なにを伝つたえるか考かんがえた。

  Before starting to write the letter, I thought about what to say.