TEDIOUS

adj. over-long, long-drawn-out, prolonged, endless, unending, monotonous, unchanging, changeless, unvarying, laborious, long-winded, wearing, wearying, wearisome, tiring, exhausting, fatiguing, tiresome, boring, dreary, dull, dry-as-dust, drab, colourless, vapid, insipid, flat, uninteresting, banal, unexciting, prosaic, prosy, soporific, humdrum, routine, repetitious, repetitive, mechanical, automaton-like, automatic, Colloq ho-hum, Slang dead, US blah For almost fifty years my father had a tedious job on an assembly line