tedious

adj.

[1]

over-long , boring , deadening , long-drawn-out , prolonged , dull , ho-hum , endless , unending , irksome , slow , monotonous , unchanging , tiresome , wearisome , 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

[2]

long-winded , verbose , windy , wordy