frustrating Synonyms

discouraging frustrative thwarting restricting nettling mundane mosquito maddening lifeless irritative irritate irksome insipid infuriating infuriate impeding disillusioning stale stodgy unfulfilling soul-destroying unsatisfying mind-numbing uneventful nettlesome trying troublesome tiresome tiring tired thwart tedious stressful humdrum hindering deterring detaining defeat defeating curbing characterless boring block bland balking balk baffling annoy annoying disappointing