Synonyms and Antonyms of arduous (ärjo͝o-əs)

difficult hard burdensome backbreaking tall severe exacting strenuous laborious demanding onerous serious tough uphill effortful exigent formidable heavy exhausting murder trying oppressive rigorous rough taxing weighty grueling gruelling operose punishing toilsome straining lofty steep tight tiring wearisome

facile motivating

See syn. study at easy perilous tedious

arduous ₈

douras ₇ aurous ₆

dorsa ₆ doura ₆ duras ₆ duros ₆ roads ₆ sarod ₆ sudor ₆

ados ₅ dors ₅ dosa ₅ dour ₅ duos ₅ dura ₅ duro ₅ odas ₅ orad ₅ ouds ₅ rads ₅ road ₅ rods ₅ sard ₅ soda ₅ sord ₅ surd ₅ udos ₅ urds ₅ oars ₄ osar ₄ ours ₄ soar ₄ sora ₄ sour ₄ sura ₄ ursa ₄ urus ₄

ado ₄ ads ₄ das ₄ dor ₄ dos ₄ duo ₄ oda ₄ ods ₄ oud ₄ rad ₄ rod ₄ sad ₄ sod ₄ udo ₄ urd ₄ ars ₃ oar ₃ ora ₃ ors ₃ our ₃ ras ₃ sau ₃ sou ₃

ad ₃ da ₃ do ₃ od ₃ ar ₂ as ₂ or ₂ os ₂ so ₂ us ₂