fortuity

It all rested on the fortuity of her getting five minutes alone with him.

In the Bible there is no fortuity: a great secret was hidden here.

And in some cases consideration only increases the fortuity of its results.

Indoors Kirkwood faced unhappily the enigma of fortuity, wondering: Was this by any possibility Number 9?

The permanency and durability of books is largely a matter of relativity and fortuity.

Let us change the situation then, but let us change it thoroughly, and so that its fortuity becomes powerless, and a law!

His succession to the throne was rather a fortuity than the result of hereditary claim.