[f. as prec. + -NESS.] The quality of being fortuitous; accident, chance, fortuity.
1652. Gaule, Πῦς-μαντία, the Mag-astro-mancer, 132. How have men been crucified betwixt inevitable fatation and undeterminate fortuitousness?
1798. W. Taylor, in Monthly Rev., XXVII. 580. The spectator has not leisure to care nor to inquire whether the personages were brought together by the wand of a conjurer, or by the pretended fortuitousness of a nicely contrived probability.
1844. N. Brit. Rev., I. May, 116. They allow them to be guided by no accident or fortuitousness: no impulse or ebullition.