lucky

“That is real lucky, for we can settle the matter right away.

“This was a lucky idea of mine, indeed!” said Mrs.

Lady Catherine had many other questions to ask respecting their journey; and as she did not answer them all herself attention was necessary--which Elizabeth believed to be lucky for her; or, with a mind so occupied, she might have forgotten where she was.

This was a lucky recollection--it saved her from something like regret.