making great mental demands; hard to comprehend or solve or believe; "a baffling problem"; "I faced the knotty problem of what to have for breakfast"; "a problematic situation at home"
causing to feel shame or chagrin or vexation; "the embarrassing moment when she found her petticoat down around her ankles"; "it was mortifying to know he had heard every word"
extremely annoying or displeasing; "his cavelier curtness of manner was exasperating"; "I've had an exasperating day"; "her infuriating indifference"; "the ceaseless tumult of the jukebox was maddening"
causing an emotional disturbance; "his disconcerting habit of greeting friends ferociously and strangers charmingly"- Herb Caen; "an upsetting experience"
causing irritation or annoyance; "tapping an annoying rhythm on his glass with his fork"; "aircraft noise is particularly bothersome near the airport"; "found it galling to have to ask permission"; "an irritating delay"; "nettlesome paperwork"; "a pesky mosquito"; "swarms of pestering gnats"; "a plaguey newfangled safety catch"; "a teasing and persistent thought annoyed him"; "a vexatious child"; "it is vexing to have to admit you are wrong"