disturbing

adj

1. Causing distress or worry; upsetting or unsettling.

   “A disturbing film that tries to explore the mind of a serial killer.”

   “His behaviour is very disturbing.”

   “I corralled the judge, and we started off across the fields, in no very mild state of fear of that gentleman's wife, whose vigilance was seldom relaxed. And thus we came by a circuitous route to Mohair, the judge occupied by his own guilty thoughts, and I by others not less disturbing.”

verb

1. (form-of, gerund, participle, present)present participle and gerund of disturb