unhappily

comparative more unhappily · superlative most unhappily

1. Unfortunately; regrettably.

   The annals of savagery and superstition unhappily compose a large part of human literature.

   1918, James George Frazer, Folk-Lore In The Old Testament, volume 1, page xi

   2 more examples

   The line to Dunières consists of a series of breakneck descents almost invariably ended by a violent curve and followed immediately by a panting climb, on which the engine barked thunderously but failed unhappily to maintain its booked speed of 13 m.p.h.

   1961 November 28, H. G. Ellison, P. G. Barlow, “Journey through France: Part One”, in Trains Illustrated, page 668

   Theodore Roosevelt […] added, perhaps unhappily, that he believed the US administration in the Philippines could learn a lot from the Austrian example.

   2012, Christopher Clark, The Sleepwalkers, Penguin, published 2013, page 76

2. Through evil fate or chance; wretchedly.
3. Without happiness; sadly.