perturbing

aggravating agitating alarming annoying depressing discommoding discomposing disconcerting discouraging dismaying disquieting distressing embarrassing foreboding frightening harassing impeding irritating perplexing provoking startling threatening troubling trying unsettling upsetting vexing worrying

bothersome burdensome consequential creepy difficult disagreeable discomforting disruptive distressful gloomy hard inconvenient intrusive irksome laborious ominous onerous painful pessimistic prophetic severe sinister tiresome toilsome troublesome troublous uncertain unpleasant wearisome worrisome

comforting encouraging happy pleasant pleasing soothing