" Look here, Arthur," Jack said, " I will stand under that opening, and you get on my shoulders and look out. "A Chapter of Adventures" by G. A. Henty

You didn't see her opening the cupboard by any chance, did you? "The Honour of the Clintons" by Archibald Marshall

So far, however, she had given him very little opening. "The Marriage of William Ashe" by Mrs. Humphry Ward