arduous

Main Entry:
arduous [ahr-joo-uhs or, esp. British, ahr-dyoo-]
Part of Speech: adjective
Definition: difficult, hard to endure
Synonyms: backbreaking, burdensome, exhausting, fatiguing, formidable, grueling, harsh, heavy, labored, laborious, murder, no picnic, onerous, painful, punishing, rigorous, rough, severe, strenuous, taxing, tiring, toilsome, tough, troublesome, trying, uphill
Antonyms: easy, facile, motivating
Main Entry: backbreaking
Part of Speech: adjective
Definition: strenuous
Synonyms: arduous, exhausting, grueling, hard, laborious, punishing, taxing, toilsome, wearisome
Main Entry: complicated
Part of Speech: adjective
Definition: difficult, complex
Synonyms: Byzantine, Daedalean, Gordian, abstruse, arduous, can of worms, convoluted, difficult, elaborate, entangled, fancy, gasser, hard, hi-tech, interlaced, intricate, involved, knotty, labyrinthine, mega factor, mixed, perplexing, problematic, puzzling, recondite, sophisticated, troublesome, various, wheels within wheels
Notes: something complex may be well-organized and logically constructed as well as subtle and intricate, while a thing that is complicated will have something irregular, perverse, asymmetrical in addition to fundamental intricacy; complex is more formal and technical (a problem in mathematics is complex) while something like personal life can be complicated
Antonyms: easy, facile, simple
Main Entry: difficult
Part of Speech: adjective
Definition: hard on someone; hard to do
Synonyms: Gargantuan, Herculean, ambitious, arduous, backbreaker, bothersome, burdensome, challenging, crucial, demanding, difficile, easier said than done, effortful, exacting, formidable, galling, hard-won, heavy, immense, intricate, irritating, labored, laborious, no picnic, not easy, onerous, operose, painful, problem, problematic, prohibitive, rigid, severe, stiff, strenuous, titanic, toilsome, tough, troublesome, trying, unyielding, uphill, upstream, wearisome
Antonyms: calm, easy, free, manageable, plain, simple, uncomplicated
Main Entry: exigent
Part of Speech: adjective
Definition: difficult, taxing
Synonyms: arduous, burdensome, demanding, exacting, grievous, hard, harsh, onerous, oppressive, rigorous, severe, stiff, strict, stringent, superincumbent, tough, weighty
Antonyms: easy, facile, unpressured
Main Entry: formidable
Part of Speech: adjective
Definition: difficult, overwhelming
Synonyms: all-powerful, arduous, awesome, ballbuster, challenging, colossal, dismaying, effortful, great, hard, impressive, indomitable, intimidating, labored, laborious, mammoth, mighty, murder*, onerous, overpowering, powerful, puissant, rough go, rough*, staggering, strenuous, tall order, toilsome, tough proposition, tough*, tremendous, uphill
Antonyms: easy, not hard, pleasant, trivial
Main Entry: grueling
Part of Speech: adjective
Definition: difficult, taxing
Synonyms: arduous, backbreaking, brutal, chastening, crushing, demanding, excruciating, exhausting, fatiguing, fierce, grinding, hairy*, hard, harsh, heavy*, laborious, punishing, racking, severe, stiff, strenuous, tiring, torturous, trying
Notes: grueling means characterized by physical effort to the point of exhaustion; gruesome means shockingly repellent, inspiring horror
Antonyms: easy, facile
Main Entry: hard
Part of Speech: adjective
Definition: difficult, exhausting
Synonyms: Herculean, arduous, backbreaking, bothersome, burdensome, complicated, demanding, difficile, distressing, effortful, exacting, fatiguing, formidable, grinding, hairy*, heavy*, intricate, involved, irksome, knotty, labored, laborious, mean, merciless, murder, onerous, operose, rigorous, rough, rugged, scabrous, serious, severe, slavish, sticky, strenuous, terrible, tiring, toilful, toilsome, tough, troublesome, unsparing, uphill battle, uphill, wearing, wearisome, wearying
Antonyms: easy, facile, mild, simple
Main Entry: heavy
Part of Speech: adjective
Definition: difficult, severe
Synonyms: abstruse, acroamatic, arduous, boisterous, burdensome, complex, complicated, confused, effortful, esoteric, formidable, grave, grievous, hard, harsh, intolerable, knotty, labored, laborious, onerous, oppressive, profound, recondite, rough, serious, solemn, stormy, strenuous, tedious, tempestuous, toilsome, tough, troublesome, turbulent, vexatious, violent, wearisome, weighty, wild
Antonyms: easy, inconsequential, insignificant, trivial, unimportant
More ResultsPREVIOUS|1234|NEXT
Search another word or see arduouson Dictionary |Spanish
  • Please Login or Sign Up to use the Recent Searches feature
FAVORITES
RECENT