Synonyms for Tedious (same or very similar meaning)
WordNet sense 1 (so lacking in interest as to cause mental weariness):
boring, dull, ho-hum, irksome, slow, tiresome, wearisome, deadeningWordNet sense 2 (using or containing too many words):
long-winded, verbose, windy, wordyFrom the ODE community, based on WordNetadd/edit