arduous

骨の折れる,困難な

arduous の類語

difficult, laborious, backbreaking, hard, demanding, heavy, punishing, toilsome, operose, strenuous, grueling, hard earned, hard fought, exacting, forced, herculean, not easy, taxing, formidable, trying, mean, killing, complex, critical, uphill, tough, effortful, severe, rough, no picnic, thorny, onerous, painful, burdensome, brutal, spiny, set with thorns, delicate, steep, wicked, tricky, knotty, gruelling, difficile, crushing, hairy, rigorous, rugged, exhausting, serious, intricate, strained, oppressive, troublesome, hefty, terrible, tight, complicated, labored, knotted

arduous の反意語

effortless, easy, soft

関連語

arduousness

arduous の言い換えを探すには

arduous（骨の折れる）の類語・言い換え（パラフレーズ）を、日本語訳つきで関連度順に並べています。英作文の語彙を増やしたいとき、長文読解で本文と選択肢の言い換えを見抜きたいときに使えます。