burdensome Synonyms - page 2

wearisome wearying encumbrous argillaceous daedalian difficult distressful disturbing draconic exhausting exigent expensive fatiguing cumbrous ambitious besetting bothersome carking challenging complex complicated consuming costly crushing formidable grinding hard lumpish lumpy massive operose overburdensome overwhelming painful parasitic pesky leady leaden hefty hypertrophic impedimental inconvenient inefficient invasive irksome knotty laborious ponderous