Discomfiting

O I am deadly ſick!—reach me that thing, boy—'tis the moſt diſcomfiting ſickness— [...]

Source: wiktionary

Under ſuch diſcomfiting circumſtance as general neglect, and that too palpable to be miſunderſtood, the whole of this picture was buried in oblivion; [...]

Source: wiktionary

Streaker, the housemaid, too, had an attribute of a most discomfiting nature. I am unable to say whether she was of an unusually lymphatic temperament, or what else was the matter with her, but this young woman became a mere Distillery for the production of the largest and most transparent tears I ever met with.

Source: wiktionary

From the first page of this book [Dark Rosaleen (1915) by M. E. Francis] to the last this shadow of things beyond human ken, this blind acceptance of powers that it would almost be an impiety in mere mortals even to try to understand, colours and distorts the minds of all the chief protagonists in this rather terrible and discomfiting story.

Source: wiktionary