disturbingly — English Dictionary

Adverb

1. In a disturbing manner.

   Examples

   More examples (1)

   But this morning was different. Disturbingly, because mysteriously, different. No wheels rumbled, no busses roared, no sound of a car of any kind, in fact, was to be heard; no brakes, no horns, not even the clopping of the few rare horses that still occasionally passed; nor, as there should be at such an hour, the composite tramp of work-bound feet.

   “RIP Harambe” turned into a meme that took a disturbingly long time to go away.

Adverb

1. in a disturbing manner

   Examples

   the details of the kidnapper's letter had sounded disturbingly convincing