shuttering

/SH AH1 T ER0 IH0 NG/
verb
  1. 1

    To close shutters covering.

    โ€œShutter the windows: there's a storm coming!โ€

  2. 2

    To close up (a building) for a prolonged period of inoccupancy.

    โ€œIt took all day to shutter the cabin now that the season has ended.โ€

  3. 3

    To cancel or terminate.

    โ€œThe US is seeking to get Iran to shutter its nuclear weapons program.โ€

noun
  1. 1

    The act of closing something with shutters.

  2. 2

    The winding down of a business, a publication, etc.

  3. 3

    Formwork.

Source: https://en.wiktionary.org/wiki/shutter, https://en.wiktionary.org/wiki/shuttering