Arduous
Requiring great effort or endurance; very difficult to accomplish.
adjectiveArduous
Requiring great effort or endurance; very difficult to accomplish.
adjective💡
Imagine This
Imagine hiking a near-vertical mountain trail with a heavy backpack; every step is a struggle, the sun and wind testing your endurance as the summit remains stubbornly out of reach.
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Sounds Like
AR-joo-uhs
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Looks Like
Visually ends with -ous like many adjectives; rooted in Latin arduus meaning high, steep, difficult.
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Remember This
Arduous describes tasks or journeys that demand sustained effort or endurance, not necessarily high intelligence or complexity.
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Other Forms
arduousnessnoun
arduouslyadverb
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Connect With
strenuous, laborious, taxing, difficult
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Note
Commonly used before nouns: an arduous journey, an arduous climb. Distinguish from ardor (passion).