- causing an emotional disturbance; "his disconcerting habit of greeting friends ferociously and strangers charmingly"- Herb Caen; "an upsetting experience"
- (disconcertingly) in a disturbing or embarrassing manner; "he drank some sherry, his eyes disconcertingly keen as he watched her"
- Tending to cause discomfort, uneasiness or alarm; unsettling; troubling; upsetting
- Ominous? As alien a pair of words as I can think of to describe Manhattan's skyscrapers. And consider, the tallest skyscrapers in Sanborn's New York were ten stories high! ...