the world > existence and causation > occurrence > future events > [adverb] > as decreed by fate
fatally1574
fatefully1863
1863 S. Hibberd in Intellectual Observer III. 439 If she [the bee] is so fatefully mechanical as to build and furnish a cell without knowledge of what it is.
1864 T. CarlyleHist. Friedrich II of Prussia IV. xvii. iii. 533 Those fatefully questionable months.