Adjective: unsettling
- Causing distress, worry or anxiety
"unsettling news";
- distressing, distressful, disturbing, perturbing, troubling, worrisome, worrying, concerning
- Disturb the composure of
"Good, it shouldn't unsettle him at all";
- faze, unnerve, enervate, rattle [informal]
See also: heavy
Type of: discomfit, discompose, disconcert, untune [rare], upset