arduous

ar·du·ous  (ärj-s)

adj.

1. Demanding great effort or labor; difficult: "the arduous work of preparing a Dictionary of the English Language" (Thomas Macaulay).

2. Testing severely the powers of endurance; strenuous: a long, arduous, and exhausting war.

3. Hard to traverse, climb, or surmount. See Synonyms at burdensome, hard.

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[From Latin arduus, high, steep.]

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ardu·ous·ly adv.

ardu·ous·ness n.

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arduous [ˈɑːdjʊəs]

adj

1. requiring great physical or mental effort; difficult to accomplish; strenuous

2. hard to endure; harsh arduous conditions

3. hard to overcome or surmount; steep or difficult an arduous track

[from Latin arduus steep, difficult]

arduously  adv

arduousness  n

Thesaurus

Adj.	1.	arduous - characterized by effort to the point of exhaustion; especially physical effort; "worked their arduous way up the mining valley"; "a grueling campaign"; "hard labor"; "heavy work"; "heavy going"; "spent many laborious hours on the project"; "set a punishing pace" backbreaking, grueling, gruelling, laborious, operose, toilsome, punishing, hard, heavy effortful - requiring great physical effort
	2.	arduous - taxing to the utmost; testing powers of endurance; "his final, straining burst of speed"; "a strenuous task"; "your willingness after these six arduous days to remain here"- F.D.Roosevelt straining, strenuous effortful - requiring great physical effort
	3.	arduous - difficult to accomplish; demanding considerable mental effort and skill; "the arduous work of preparing a dictionary" difficult, hard - not easy; requiring great physical or mental effort to accomplish or comprehend or endure; "a difficult task"; "nesting places on the cliffs are difficult of access"; "difficult times"; "why is it so hard for you to keep a secret?"

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arduous

adjective difficult, trying, hard, tough, tiring, severe, painful, exhausting, punishing, harsh, taxing, heavy, steep, formidable, fatiguing, rigorous, troublesome, gruelling, strenuous, onerous, laborious, burdensome, backbreaking, toilsome The task was more arduous than he had calculated.
light, easy, simple, no trouble, effortless, painless, child's play (informal), facile, undemanding, no bother, easy-peasy (slang)

Translations

arduous [ˈɑːdjʊəs] ADJ [work, task] → arduo; [climb, journey] → arduo, penoso; [conditions] → riguroso, duro

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arduous [ˈɑː^rdʒuəs] adj [task, journey, process] → ardu(e), difficile

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arduous

adj → beschwerlich, mühsam; course, work → anstrengend; task → mühselig

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arduous [ˈɑːdjʊəs] adj → arduo/a

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arduous

adj arduous [ˈaːdjuəs, (American ) -dʒu-]

difficult; needing hard work an arduous task. swaar, moeisaam شاق، مُرهِق тежък obtížný, pracný, svízelný vanskelig; besværlig mühselig επίπονος, κοπιώδης arduo vaevaline دشوار؛ طاقت فرسا työläs ardu כָּרוּך בְּמַאֲמָצִים श्रमसाध्य gorljiv nehéz sulit, sukar erfiður arduo 骨の折れる 힘든 sunkus, varginantis grūts; spraigs sukar lastig, zwaar vanskelig, anstrengende żmudny penoso dificil трудный náročný težaven naporan svår, mödosam ยากลำบาก zor, güç 艱巨的 важкий, напружений پُر مشقت khó khăn 艰巨的

adv arduously

moeisaam بِصورَة شاقَّه، بِإرهاق тежко obtížně, pracně vanskeligt; besværligt mühselig επίπονα arduamente vaevaliselt با مشقت työläästi laborieusement בְּמַאֲמָצִים परिश्रमपूर्वक gorljivo fáradságosan berat með erfiðismunum laboriosamente 根気強く 곤란하게 sunkiai, iš visų jėgų grūti; spraigi penuh sukar hard, met moeite strevsomt, med besvær żmudnie penosamente cu greutate с трудом náročne marljivo naporno svårt, mödosamt อย่างยากลำบาก güçlükle, zorla 艱巨地 важко, напружено سخت مشکل سے gian khổ 艰巨地

n arduousness

moeisaamheid مَشَقَّة، إرهاق тежест obtížnost, pracnost besvær die Schwierigkeit δυσκολία ardura, dificultad vaevalisus دشواری työläys difficulté מַאֲמָצִים कर्मठता gorljivost fáradságosság kesulitan erfiðismunir arduità, difficoltà 根気 곤란함 didelės pastangos spraigums kesukaran moeilijkheid vanske, besvær uciążliwość dificuldade greutate труднодоступность náročnosť težavnost napor besvärlighet ความยากลำบาก zorluk, güçlük 艱巨 напруженість مشقت ، مشکل پونا sự khó khăn 艰巨